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The GCF of 21 and 1131 is 3.
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Find HCF of: 42 & 2262 63 & 3393 7 & 377 105 & 5655 147 & 7917 42 & 1131 21 & 2262 63 & 1131 21 & 3393 105 & 1131 21 & 5655 147 & 1131 21 & 7917
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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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