21931472

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3797}}^1$

素因数の和:3843

約数の個数: 30

約数和(自身を含む): 44858178

約数和(自身を除く): 22926706

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3797, 5776, 7594, 15188, 30376, 60752, 72143, 144286, 288572, 577144, 1154288, 1370717, 2741434, 5482868, 10965736, 21931472]

約数ペア:

[(1, 21931472), (2, 10965736), (4, 5482868), (8, 2741434), (16, 1370717), (19, 1154288), (38, 577144), (76, 288572), (152, 144286), (304, 72143), (361, 60752), (722, 30376), (1444, 15188), (2888, 7594), (3797, 5776)]