21172726

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19213}}^1$

素因数の和:19263

約数の個数: 16

約数和(自身を含む): 34585200

約数和(自身を除く): 13412474

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 19213, 38426, 365047, 557177, 730094, 1114354, 10586363, 21172726]

約数ペア:

[(1, 21172726), (2, 10586363), (19, 1114354), (29, 730094), (38, 557177), (58, 365047), (551, 38426), (1102, 19213)]