21124851

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{2311}}^1$

素因数の和:2602

約数の個数: 16

約数和(自身を含む): 30851328

約数和(自身を除く): 9726477

約数列:

[1, 3, 11, 33, 277, 831, 2311, 3047, 6933, 9141, 25421, 76263, 640147, 1920441, 7041617, 21124851]

約数ペア:

[(1, 21124851), (3, 7041617), (11, 1920441), (33, 640147), (277, 76263), (831, 25421), (2311, 9141), (3047, 6933)]