21615242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3823}}^1$

素因数の和:4093

約数の個数: 16

約数和(自身を含む): 35517312

約数和(自身を除く): 13902070

約数列:

[1, 2, 11, 22, 257, 514, 2827, 3823, 5654, 7646, 42053, 84106, 982511, 1965022, 10807621, 21615242]

約数ペア:

[(1, 21615242), (2, 10807621), (11, 1965022), (22, 982511), (257, 84106), (514, 42053), (2827, 7646), (3823, 5654)]