21835485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 43739904

約数和(自身を除く): 21904419

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 103, 105, 309, 315, 515, 673, 721, 927, 1545, 2019, 2163, 3365, 3605, 4635, 4711, 6057, 6489, 10095, 10815, 14133, 23555, 30285, 32445, 42399, 69319, 70665, 207957, 211995, 346595, 485233, 623871, 1039785, 1455699, 2426165, 3119355, 4367097, 7278495, 21835485]

約数ペア:

[(1, 21835485), (3, 7278495), (5, 4367097), (7, 3119355), (9, 2426165), (15, 1455699), (21, 1039785), (35, 623871), (45, 485233), (63, 346595), (103, 211995), (105, 207957), (309, 70665), (315, 69319), (515, 42399), (673, 32445), (721, 30285), (927, 23555), (1545, 14133), (2019, 10815), (2163, 10095), (3365, 6489), (3605, 6057), (4635, 4711)]