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The GCF of 21 and 3149 is 1.
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Find HCF of: 42 & 6298 63 & 9447 42 & 3149 21 & 6298 63 & 3149 21 & 9447 105 & 3149 147 & 3149
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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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