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| 21: | 3 | 7 |
| 7: | 7 | |
| GCF: | 7 |
The Greates Common Factor (GCF) is: 7
| Greatest Common Factor (GCF) of 64 and 128 | | Greatest Common Factor (GCF) of 81 and 64 | | Greatest Common Factor (GCF) of 96 and 80 | | Greatest Common Factor (GCF) of 21 and 14 | | Greatest Common Factor (GCF) of 22 and 33 | | Greatest Common Factor (GCF) of 15 and 30 | | Greatest Common Factor (GCF) of 84 and 24 | | Greatest Common Factor (GCF) of 49 and 60 | | Greatest Common Factor (GCF) of 58 and 84 | | Greatest Common Factor (GCF) of 100 and 75 | | Greatest Common Factor (GCF) of 40 and 60 | | Greatest Common Factor (GCF) of 56 and 64 | | Greatest Common Factor (GCF) of 42 and 72 | | Greatest Common Factor (GCF) of 32 and 48 | | Greatest Common Factor (GCF) of 45 and 81 | | Greatest Common Factor (GCF) of 58 and 72 | | Greatest Common Factor (GCF) of 93 and 72 | | Greatest Common Factor (GCF) of 35 and 23 | | Greatest Common Factor (GCF) of 144 and 169 | | Greatest Common Factor (GCF) of 15 and 27 | | Greatest Common Factor (GCF) of 2 and 16 | | Greatest Common Factor (GCF) of 12 and 11 | | Greatest Common Factor (GCF) of 36 and 144 | | Greatest Common Factor (GCF) of 45 and 95 | | Greatest Common Factor (GCF) of 240 and 5000 | | Greatest Common Factor (GCF) of 14 and 49 | | Greatest Common Factor (GCF) of 3462 and 4532 | | Greatest Common Factor (GCF) of 35747 and 483498 | | Greatest Common Factor (GCF) of 345 and 34535 | | Greatest Common Factor (GCF) of 28 and 16 | | Greatest Common Factor (GCF) of 2 and 7 | | Greatest Common Factor (GCF) of 6 and 3 |