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The GCF of 21 and 377 is 1.
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Find HCF of: 42 & 754 63 & 1131 105 & 1885 147 & 2639 42 & 377 21 & 754 63 & 377 21 & 1131 105 & 377 21 & 1885 147 & 377 21 & 2639
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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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