21462904

素因数分解:

$2^3\times {\mathrm{101}}^2\times {\mathrm{263}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 40799880

約数和(自身を除く): 19336976

約数列:

[1, 2, 4, 8, 101, 202, 263, 404, 526, 808, 1052, 2104, 10201, 20402, 26563, 40804, 53126, 81608, 106252, 212504, 2682863, 5365726, 10731452, 21462904]

約数ペア:

[(1, 21462904), (2, 10731452), (4, 5365726), (8, 2682863), (101, 212504), (202, 106252), (263, 81608), (404, 53126), (526, 40804), (808, 26563), (1052, 20402), (2104, 10201)]