21898362145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3652771}}^1$

素因数の和:3652896

約数の個数: 16

約数和(自身を含む): 28929954240

約数和(自身を除く): 7031592095

約数列:

[1, 5, 11, 55, 109, 545, 1199, 5995, 3652771, 18263855, 40180481, 200902405, 398152039, 1990760195, 4379672429, 21898362145]

約数ペア:

[(1, 21898362145), (5, 4379672429), (11, 1990760195), (55, 398152039), (109, 200902405), (545, 40180481), (1199, 18263855), (5995, 3652771)]