21939022

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{54037}}^1$

素因数の和:54075

約数の個数: 16

約数和(自身を含む): 38907360

約数和(自身を除く): 16968338

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 54037, 108074, 378259, 756518, 1567073, 3134146, 10969511, 21939022]

約数ペア:

[(1, 21939022), (2, 10969511), (7, 3134146), (14, 1567073), (29, 756518), (58, 378259), (203, 108074), (406, 54037)]