21960946

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{54091}}^1$

素因数の和:54129

約数の個数: 16

約数和(自身を含む): 38946240

約数和(自身を除く): 16985294

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 54091, 108182, 378637, 757274, 1568639, 3137278, 10980473, 21960946]

約数ペア:

[(1, 21960946), (2, 10980473), (7, 3137278), (14, 1568639), (29, 757274), (58, 378637), (203, 108182), (406, 54091)]