21789092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14449}}^1$

素因数の和:14495

約数の個数: 24

約数和(自身を含む): 42483000

約数和(自身を除く): 20693908

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 14449, 28898, 57796, 187837, 375674, 419021, 751348, 838042, 1676084, 5447273, 10894546, 21789092]

約数ペア:

[(1, 21789092), (2, 10894546), (4, 5447273), (13, 1676084), (26, 838042), (29, 751348), (52, 419021), (58, 375674), (116, 187837), (377, 57796), (754, 28898), (1508, 14449)]