21732372

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 57177120

約数和(自身を除く): 35444748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 101, 129, 139, 172, 202, 258, 278, 303, 387, 404, 417, 516, 556, 606, 774, 834, 909, 1212, 1251, 1548, 1668, 1818, 2502, 3636, 4343, 5004, 5977, 8686, 11954, 13029, 14039, 17372, 17931, 23908, 26058, 28078, 35862, 39087, 42117, 52116, 53793, 56156, 71724, 78174, 84234, 107586, 126351, 156348, 168468, 215172, 252702, 505404, 603677, 1207354, 1811031, 2414708, 3622062, 5433093, 7244124, 10866186, 21732372]

約数ペア:

[(1, 21732372), (2, 10866186), (3, 7244124), (4, 5433093), (6, 3622062), (9, 2414708), (12, 1811031), (18, 1207354), (36, 603677), (43, 505404), (86, 252702), (101, 215172), (129, 168468), (139, 156348), (172, 126351), (202, 107586), (258, 84234), (278, 78174), (303, 71724), (387, 56156), (404, 53793), (417, 52116), (516, 42117), (556, 39087), (606, 35862), (774, 28078), (834, 26058), (909, 23908), (1212, 17931), (1251, 17372), (1548, 14039), (1668, 13029), (1818, 11954), (2502, 8686), (3636, 5977), (4343, 5004)]