21435739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 2272421

約数列:

[1, 13, 89, 97, 191, 1157, 1261, 2483, 8633, 16999, 18527, 112229, 220987, 240851, 1648903, 21435739]

約数ペア:

[(1, 21435739), (13, 1648903), (89, 240851), (97, 220987), (191, 112229), (1157, 18527), (1261, 16999), (2483, 8633)]