21249286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 36469440

約数和(自身を除く): 15220154

約数列:

[1, 2, 17, 23, 29, 34, 46, 58, 391, 493, 667, 782, 937, 986, 1334, 1874, 11339, 15929, 21551, 22678, 27173, 31858, 43102, 54346, 366367, 461941, 624979, 732734, 923882, 1249958, 10624643, 21249286]

約数ペア:

[(1, 21249286), (2, 10624643), (17, 1249958), (23, 923882), (29, 732734), (34, 624979), (46, 461941), (58, 366367), (391, 54346), (493, 43102), (667, 31858), (782, 27173), (937, 22678), (986, 21551), (1334, 15929), (1874, 11339)]