2103177951

素因数分解:

$3^2\times 7^2\times {\mathrm{4769111}}^1$

素因数の和:4769131

約数の個数: 18

約数和(自身を含む): 3533911992

約数和(自身を除く): 1430734041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4769111, 14307333, 33383777, 42921999, 100151331, 233686439, 300453993, 701059317, 2103177951]

約数ペア:

[(1, 2103177951), (3, 701059317), (7, 300453993), (9, 233686439), (21, 100151331), (49, 42921999), (63, 33383777), (147, 14307333), (441, 4769111)]