21265018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{4091}}^1$

素因数の和:4229

約数の個数: 16

約数和(自身を含む): 33587136

約数和(自身を除く): 12322118

約数列:

[1, 2, 23, 46, 113, 226, 2599, 4091, 5198, 8182, 94093, 188186, 462283, 924566, 10632509, 21265018]

約数ペア:

[(1, 21265018), (2, 10632509), (23, 924566), (46, 462283), (113, 188186), (226, 94093), (2599, 8182), (4091, 5198)]