20121017021

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{5433707}}^1$

素因数の和:5433760

約数の個数: 12

約数和(自身を含む): 24038724192

約数和(自身を除く): 3917707171

約数列:

[1, 7, 23, 161, 529, 3703, 5433707, 38035949, 124975261, 874826827, 2874431003, 20121017021]

約数ペア:

[(1, 20121017021), (7, 2874431003), (23, 874826827), (161, 124975261), (529, 38035949), (3703, 5433707)]