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The GCF of 21 and 422 is 1.
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Find HCF of: 42 & 844 63 & 1266 105 & 2110 147 & 2954 42 & 422 21 & 844 63 & 422 21 & 1266 105 & 422 21 & 2110 147 & 422 21 & 2954
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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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