20211287579

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{966631}}^1$

素因数の和:966770

約数の個数: 16

約数和(自身を含む): 24127134720

約数和(自身を除く): 3915847141

約数列:

[1, 7, 29, 103, 203, 721, 2987, 20909, 966631, 6766417, 28032299, 99562993, 196226093, 696940951, 2887326797, 20211287579]

約数ペア:

[(1, 20211287579), (7, 2887326797), (29, 696940951), (103, 196226093), (203, 99562993), (721, 28032299), (2987, 6766417), (20909, 966631)]