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The GCF of 21 and 74 is 1.
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Find HCF of: 42 & 148 63 & 222 105 & 370 147 & 518 42 & 74 21 & 148 63 & 74 21 & 222 105 & 74 21 & 370 147 & 74 21 & 518
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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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