About the Number

21056742

21056741 ← → 21056743

2進数表記:1010000010100110011100110

漢数字表記:二千百五万六千七百四十二

素因数分解:

2 1 × 3 2 × 7 1 × 167117 1

素因数の和:167132
約数の個数: 24
約数和(自身を含む): 52140816
約数和(自身を除く): 31084074

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167117, 334234, 501351, 1002702, 1169819, 1504053, 2339638, 3008106, 3509457, 7018914, 10528371, 21056742]

約数ペア:
[(1, 21056742), (2, 10528371), (3, 7018914), (6, 3509457), (7, 3008106), (9, 2339638), (14, 1504053), (18, 1169819), (21, 1002702), (42, 501351), (63, 334234), (126, 167117)]

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