21241774

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1901}}^1$

素因数の和:2091

約数の個数: 16

約数和(自身を含む): 32957856

約数和(自身を除く): 11716082

約数列:

[1, 2, 37, 74, 151, 302, 1901, 3802, 5587, 11174, 70337, 140674, 287051, 574102, 10620887, 21241774]

約数ペア:

[(1, 21241774), (2, 10620887), (37, 574102), (74, 287051), (151, 140674), (302, 70337), (1901, 11174), (3802, 5587)]