21772655

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 26817024

約数和(自身を除く): 5044369

約数列:

[1, 5, 67, 103, 335, 515, 631, 3155, 6901, 34505, 42277, 64993, 211385, 324965, 4354531, 21772655]

約数ペア:

[(1, 21772655), (5, 4354531), (67, 324965), (103, 211385), (335, 64993), (515, 42277), (631, 34505), (3155, 6901)]