21921796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14537}}^1$

素因数の和:14583

約数の個数: 24

約数和(自身を含む): 42741720

約数和(自身を除く): 20819924

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14537, 29074, 58148, 188981, 377962, 421573, 755924, 843146, 1686292, 5480449, 10960898, 21921796]

約数ペア:

[(1, 21921796), (2, 10960898), (4, 5480449), (13, 1686292), (26, 843146), (29, 755924), (52, 421573), (58, 377962), (116, 188981), (377, 58148), (754, 29074), (1508, 14537)]