21000279817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{7717}}^1\times {\mathrm{247391}}^1$

素因数の和:255119

約数の個数: 8

約数和(自身を含む): 22912457472

約数和(自身を除く): 1912177655

約数列:

[1, 11, 7717, 84887, 247391, 2721301, 1909116347, 21000279817]

約数ペア:

[(1, 21000279817), (11, 1909116347), (7717, 2721301), (84887, 247391)]