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The GCF of 21 and 564 is 3.
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Find HCF of: 42 & 1128 63 & 1692 7 & 188 105 & 2820 147 & 3948 42 & 564 21 & 1128 63 & 564 21 & 1692 105 & 564 21 & 2820 147 & 564 21 & 3948
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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