21163161602

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{87451081}}^1$

素因数の和:87451105

約数の個数: 12

約数和(自身を含む): 34892981718

約数和(自身を除く): 13729820116

約数列:

[1, 2, 11, 22, 121, 242, 87451081, 174902162, 961961891, 1923923782, 10581580801, 21163161602]

約数ペア:

[(1, 21163161602), (2, 10581580801), (11, 1923923782), (22, 961961891), (121, 174902162), (242, 87451081)]