21058424

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84913}}^1$

素因数の和:84950

約数の個数: 16

約数和(自身を含む): 40758720

約数和(自身を除く): 19700296

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84913, 169826, 339652, 679304, 2632303, 5264606, 10529212, 21058424]

約数ペア:

[(1, 21058424), (2, 10529212), (4, 5264606), (8, 2632303), (31, 679304), (62, 339652), (124, 169826), (248, 84913)]