21204110257

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2742029}}^1$

素因数の和:2742096

約数の個数: 16

約数和(自身を含む): 25007313600

約数和(自身を除く): 3803203343

約数列:

[1, 11, 19, 37, 209, 407, 703, 7733, 2742029, 30162319, 52098551, 101455073, 573084061, 1116005803, 1927646387, 21204110257]

約数ペア:

[(1, 21204110257), (11, 1927646387), (19, 1116005803), (37, 573084061), (209, 101455073), (407, 52098551), (703, 30162319), (7733, 2742029)]