21566607

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{5393}}^1$

素因数の和:5470

約数の個数: 16

約数和(自身を含む): 30379008

約数和(自身を除く): 8812401

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 5393, 16179, 167183, 231899, 501549, 695697, 7188869, 21566607]

約数ペア:

[(1, 21566607), (3, 7188869), (31, 695697), (43, 501549), (93, 231899), (129, 167183), (1333, 16179), (3999, 5393)]