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The GCF of 21 and 543 is 3.
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Find HCF of: 42 & 1086 63 & 1629 7 & 181 105 & 2715 147 & 3801 42 & 543 21 & 1086 63 & 543 21 & 1629 105 & 543 21 & 2715 147 & 543 21 & 3801
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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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