21167459804

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{170705321}}^1$

素因数の和:170705356

約数の個数: 12

約数和(自身を含む): 38237992128

約数和(自身を除く): 17070532324

約数列:

[1, 2, 4, 31, 62, 124, 170705321, 341410642, 682821284, 5291864951, 10583729902, 21167459804]

約数ペア:

[(1, 21167459804), (2, 10583729902), (4, 5291864951), (31, 682821284), (62, 341410642), (124, 170705321)]