21096944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119869}}^1$

素因数の和:119888

約数の個数: 20

約数和(自身を含む): 44591640

約数和(自身を除く): 23494696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119869, 239738, 479476, 958952, 1318559, 1917904, 2637118, 5274236, 10548472, 21096944]

約数ペア:

[(1, 21096944), (2, 10548472), (4, 5274236), (8, 2637118), (11, 1917904), (16, 1318559), (22, 958952), (44, 479476), (88, 239738), (176, 119869)]