21349872

素因数分解:

$2^4\times 3^3\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:767

約数の個数: 80

約数和(自身を含む): 62213280

約数和(自身を除く): 40863408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 108, 144, 146, 216, 219, 292, 432, 438, 584, 657, 677, 876, 1168, 1314, 1354, 1752, 1971, 2031, 2628, 2708, 3504, 3942, 4062, 5256, 5416, 6093, 7884, 8124, 10512, 10832, 12186, 15768, 16248, 18279, 24372, 31536, 32496, 36558, 48744, 49421, 73116, 97488, 98842, 146232, 148263, 197684, 292464, 296526, 395368, 444789, 593052, 790736, 889578, 1186104, 1334367, 1779156, 2372208, 2668734, 3558312, 5337468, 7116624, 10674936, 21349872]

約数ペア:

[(1, 21349872), (2, 10674936), (3, 7116624), (4, 5337468), (6, 3558312), (8, 2668734), (9, 2372208), (12, 1779156), (16, 1334367), (18, 1186104), (24, 889578), (27, 790736), (36, 593052), (48, 444789), (54, 395368), (72, 296526), (73, 292464), (108, 197684), (144, 148263), (146, 146232), (216, 98842), (219, 97488), (292, 73116), (432, 49421), (438, 48744), (584, 36558), (657, 32496), (677, 31536), (876, 24372), (1168, 18279), (1314, 16248), (1354, 15768), (1752, 12186), (1971, 10832), (2031, 10512), (2628, 8124), (2708, 7884), (3504, 6093), (3942, 5416), (4062, 5256)]