21672565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3779}}^1$

素因数の和:3852

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 5906315

約数列:

[1, 5, 31, 37, 155, 185, 1147, 3779, 5735, 18895, 117149, 139823, 585745, 699115, 4334513, 21672565]

約数ペア:

[(1, 21672565), (5, 4334513), (31, 699115), (37, 585745), (155, 139823), (185, 117149), (1147, 18895), (3779, 5735)]