21200912

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8893}}^1$

素因数の和:9050

約数の個数: 20

約数和(自身を含む): 41357100

約数和(自身を除く): 20156188

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8893, 17786, 35572, 71144, 142288, 1325057, 2650114, 5300228, 10600456, 21200912]

約数ペア:

[(1, 21200912), (2, 10600456), (4, 5300228), (8, 2650114), (16, 1325057), (149, 142288), (298, 71144), (596, 35572), (1192, 17786), (2384, 8893)]