21132510116

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{128856769}}^1$

素因数の和:128856814

約数の個数: 12

約数和(自身を含む): 37883890380

約数和(自身を除く): 16751380264

約数列:

[1, 2, 4, 41, 82, 164, 128856769, 257713538, 515427076, 5283127529, 10566255058, 21132510116]

約数ペア:

[(1, 21132510116), (2, 10566255058), (4, 5283127529), (41, 515427076), (82, 257713538), (164, 128856769)]