21171106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6373}}^1$

素因数の和:6537

約数の個数: 16

約数和(自身を含む): 34878528

約数和(自身を除く): 13707422

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6373, 12746, 70103, 140206, 962323, 1924646, 10585553, 21171106]

約数ペア:

[(1, 21171106), (2, 10585553), (11, 1924646), (22, 962323), (151, 140206), (302, 70103), (1661, 12746), (3322, 6373)]