21813288

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{129841}}^1$

素因数の和:129857

約数の個数: 32

約数和(自身を含む): 62324160

約数和(自身を除く): 40510872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 129841, 259682, 389523, 519364, 779046, 908887, 1038728, 1558092, 1817774, 2726661, 3116184, 3635548, 5453322, 7271096, 10906644, 21813288]

約数ペア:

[(1, 21813288), (2, 10906644), (3, 7271096), (4, 5453322), (6, 3635548), (7, 3116184), (8, 2726661), (12, 1817774), (14, 1558092), (21, 1038728), (24, 908887), (28, 779046), (42, 519364), (56, 389523), (84, 259682), (168, 129841)]