21791621818

素因数分解:

$2^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1\times {\mathrm{105031}}^1$

素因数の和:105717

約数の個数: 16

約数和(自身を含む): 32903584704

約数和(自身を除く): 11111962886

約数列:

[1, 2, 227, 454, 457, 914, 103739, 105031, 207478, 210062, 23842037, 47684074, 47999167, 95998334, 10895810909, 21791621818]

約数ペア:

[(1, 21791621818), (2, 10895810909), (227, 95998334), (454, 47999167), (457, 47684074), (914, 23842037), (103739, 210062), (105031, 207478)]