21840811860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{177481}}^1$

素因数の和:177793

約数の個数: 96

約数和(自身を含む): 70129527552

約数和(自身を除く): 48288715692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 293, 420, 586, 879, 1172, 1465, 1758, 2051, 2930, 3516, 4102, 4395, 5860, 6153, 8204, 8790, 10255, 12306, 17580, 20510, 24612, 30765, 41020, 61530, 123060, 177481, 354962, 532443, 709924, 887405, 1064886, 1242367, 1774810, 2129772, 2484734, 2662215, 3549620, 3727101, 4969468, 5324430, 6211835, 7454202, 10648860, 12423670, 14908404, 18635505, 24847340, 37271010, 52001933, 74542020, 104003866, 156005799, 208007732, 260009665, 312011598, 364013531, 520019330, 624023196, 728027062, 780028995, 1040038660, 1092040593, 1456054124, 1560057990, 1820067655, 2184081186, 3120115980, 3640135310, 4368162372, 5460202965, 7280270620, 10920405930, 21840811860]

約数ペア:

[(1, 21840811860), (2, 10920405930), (3, 7280270620), (4, 5460202965), (5, 4368162372), (6, 3640135310), (7, 3120115980), (10, 2184081186), (12, 1820067655), (14, 1560057990), (15, 1456054124), (20, 1092040593), (21, 1040038660), (28, 780028995), (30, 728027062), (35, 624023196), (42, 520019330), (60, 364013531), (70, 312011598), (84, 260009665), (105, 208007732), (140, 156005799), (210, 104003866), (293, 74542020), (420, 52001933), (586, 37271010), (879, 24847340), (1172, 18635505), (1465, 14908404), (1758, 12423670), (2051, 10648860), (2930, 7454202), (3516, 6211835), (4102, 5324430), (4395, 4969468), (5860, 3727101), (6153, 3549620), (8204, 2662215), (8790, 2484734), (10255, 2129772), (12306, 1774810), (17580, 1242367), (20510, 1064886), (24612, 887405), (30765, 709924), (41020, 532443), (61530, 354962), (123060, 177481)]