21000655175

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{22703411}}^1$

素因数の和:22703458

約数の個数: 12

約数和(自身を含む): 26744619336

約数和(自身を除く): 5743964161

約数列:

[1, 5, 25, 37, 185, 925, 22703411, 113517055, 567585275, 840026207, 4200131035, 21000655175]

約数ペア:

[(1, 21000655175), (5, 4200131035), (25, 840026207), (37, 567585275), (185, 113517055), (925, 22703411)]