2109186723

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{139303}}^1$

素因数の和:139423

約数の個数: 24

約数和(自身を含む): 3303176448

約数和(自身を除く): 1193989725

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 721, 2163, 5047, 15141, 139303, 417909, 975121, 2925363, 6825847, 14348209, 20477541, 43044627, 100437463, 301312389, 703062241, 2109186723]

約数ペア:

[(1, 2109186723), (3, 703062241), (7, 301312389), (21, 100437463), (49, 43044627), (103, 20477541), (147, 14348209), (309, 6825847), (721, 2925363), (2163, 975121), (5047, 417909), (15141, 139303)]