21861092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 20051548

約数列:

[1, 2, 4, 11, 22, 44, 269, 538, 1076, 1847, 2959, 3694, 5918, 7388, 11836, 20317, 40634, 81268, 496843, 993686, 1987372, 5465273, 10930546, 21861092]

約数ペア:

[(1, 21861092), (2, 10930546), (4, 5465273), (11, 1987372), (22, 993686), (44, 496843), (269, 81268), (538, 40634), (1076, 20317), (1847, 11836), (2959, 7388), (3694, 5918)]