About the Number

201942921

201942920 ← → 201942922

2進数表記:1100000010010110011110001001

漢数字表記:二億百九十四万二千九百二十一

素因数分解:

3 1 × 23 1 × 29 1 × 43 1 × 2347 1

素因数の和:2445
約数の個数: 32
約数和(自身を含む): 297538560
約数和(自身を除く): 95595639

約数列:
[1, 3, 23, 29, 43, 69, 87, 129, 667, 989, 1247, 2001, 2347, 2967, 3741, 7041, 28681, 53981, 68063, 86043, 100921, 161943, 204189, 302763, 1565449, 2321183, 2926709, 4696347, 6963549, 8780127, 67314307, 201942921]

約数ペア:
[(1, 201942921), (3, 67314307), (23, 8780127), (29, 6963549), (43, 4696347), (69, 2926709), (87, 2321183), (129, 1565449), (667, 302763), (989, 204189), (1247, 161943), (2001, 100921), (2347, 86043), (2967, 68063), (3741, 53981), (7041, 28681)]

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