15899436

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{21031}}^1$

素因数の和:21051

約数の個数: 48

約数和(自身を含む): 47111680

約数和(自身を除く): 31212244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 21031, 42062, 63093, 84124, 126186, 147217, 189279, 252372, 294434, 378558, 441651, 567837, 588868, 757116, 883302, 1135674, 1324953, 1766604, 2271348, 2649906, 3974859, 5299812, 7949718, 15899436]

約数ペア:

[(1, 15899436), (2, 7949718), (3, 5299812), (4, 3974859), (6, 2649906), (7, 2271348), (9, 1766604), (12, 1324953), (14, 1135674), (18, 883302), (21, 757116), (27, 588868), (28, 567837), (36, 441651), (42, 378558), (54, 294434), (63, 252372), (84, 189279), (108, 147217), (126, 126186), (189, 84124), (252, 63093), (378, 42062), (756, 21031)]