21216046

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9463}}^1$

素因数の和:9543

約数の個数: 16

約数和(自身を含む): 34070400

約数和(自身を除く): 12854354

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9463, 18926, 179797, 359594, 558317, 1116634, 10608023, 21216046]

約数ペア:

[(1, 21216046), (2, 10608023), (19, 1116634), (38, 558317), (59, 359594), (118, 179797), (1121, 18926), (2242, 9463)]