21815694725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{2459}}^1\times {\mathrm{32261}}^1$

素因数の和:34741

約数の個数: 24

約数和(自身を含む): 29523601440

約数和(自身を除く): 7707906715

約数列:

[1, 5, 11, 25, 55, 275, 2459, 12295, 27049, 32261, 61475, 135245, 161305, 354871, 676225, 806525, 1774355, 8871775, 79329799, 396648995, 872627789, 1983244975, 4363138945, 21815694725]

約数ペア:

[(1, 21815694725), (5, 4363138945), (11, 1983244975), (25, 872627789), (55, 396648995), (275, 79329799), (2459, 8871775), (12295, 1774355), (27049, 806525), (32261, 676225), (61475, 354871), (135245, 161305)]