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GCF (21, 84, 91) = 7

Factors of 21: 1, 3, 7, 21

Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

Factors of 91: 1, 7, 13, 91

GCF (21, 84, 91) = 7

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8y ago
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11y ago

Factors of 21: 1, 3, 7, 21

Factors of 84: 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

Factors of 91: 1, 7, 13, 91

GCF (21, 84, 91) = 7

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7y ago

The GCF is 7.

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Q: What is the greatest common factor of 21 91 and 84?
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