21811702

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 36226008

約数和(自身を除く): 14414306

約数列:

[1, 2, 11, 22, 121, 193, 242, 386, 467, 934, 2123, 4246, 5137, 10274, 23353, 46706, 56507, 90131, 113014, 180262, 991441, 1982882, 10905851, 21811702]

約数ペア:

[(1, 21811702), (2, 10905851), (11, 1982882), (22, 991441), (121, 180262), (193, 113014), (242, 90131), (386, 56507), (467, 46706), (934, 23353), (2123, 10274), (4246, 5137)]