21489919385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22983871}}^1$

素因数の和:22983904

約数の個数: 16

約数和(自身を含む): 29787098112

約数和(自身を除く): 8297178727

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22983871, 114919355, 252822581, 390725807, 1264112905, 1953629035, 4297983877, 21489919385]

約数ペア:

[(1, 21489919385), (5, 4297983877), (11, 1953629035), (17, 1264112905), (55, 390725807), (85, 252822581), (187, 114919355), (935, 22983871)]