21259234

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{2689}}^1$

素因数の和:2817

約数の個数: 16

約数和(自身を含む): 32925600

約数和(自身を除く): 11666366

約数列:

[1, 2, 59, 67, 118, 134, 2689, 3953, 5378, 7906, 158651, 180163, 317302, 360326, 10629617, 21259234]

約数ペア:

[(1, 21259234), (2, 10629617), (59, 360326), (67, 317302), (118, 180163), (134, 158651), (2689, 7906), (3953, 5378)]