21620584

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{4283}}^1$

素因数の和:4920

約数の個数: 16

約数和(自身を含む): 40612320

約数和(自身を除く): 18991736

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 4283, 5048, 8566, 17132, 34264, 2702573, 5405146, 10810292, 21620584]

約数ペア:

[(1, 21620584), (2, 10810292), (4, 5405146), (8, 2702573), (631, 34264), (1262, 17132), (2524, 8566), (4283, 5048)]