21517023

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13873}}^1$

素因数の和:13934

約数の個数: 16

約数和(自身を含む): 31965696

約数和(自身を除く): 10448673

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13873, 41619, 152603, 457809, 652031, 1956093, 7172341, 21517023]

約数ペア:

[(1, 21517023), (3, 7172341), (11, 1956093), (33, 652031), (47, 457809), (141, 152603), (517, 41619), (1551, 13873)]