21611161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2016

約数の個数: 16

約数和(自身を含む): 25724160

約数和(自身を除く): 4112999

約数列:

[1, 11, 13, 79, 143, 869, 1027, 1913, 11297, 21043, 24869, 151127, 273559, 1662397, 1964651, 21611161]

約数ペア:

[(1, 21611161), (11, 1964651), (13, 1662397), (79, 273559), (143, 151127), (869, 24869), (1027, 21043), (1913, 11297)]