20211002469

素因数分解:

$3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{327023}}^1$

素因数の和:327151

約数の個数: 40

約数和(自身を含む): 34821515520

約数和(自身を除く): 14610513051

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 327, 567, 763, 981, 2289, 2943, 6867, 8829, 20601, 61803, 327023, 981069, 2289161, 2943207, 6867483, 8829621, 20602449, 26488863, 35645507, 61807347, 106936521, 185422041, 249518549, 320809563, 748555647, 962428689, 2245666941, 2887286067, 6737000823, 20211002469]

約数ペア:

[(1, 20211002469), (3, 6737000823), (7, 2887286067), (9, 2245666941), (21, 962428689), (27, 748555647), (63, 320809563), (81, 249518549), (109, 185422041), (189, 106936521), (327, 61807347), (567, 35645507), (763, 26488863), (981, 20602449), (2289, 8829621), (2943, 6867483), (6867, 2943207), (8829, 2289161), (20601, 981069), (61803, 327023)]