21381903648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:684

約数の個数: 288

約数和(自身を含む): 70447104000

約数和(自身を除く): 49065200352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 199, 223, 224, 239, 252, 288, 336, 398, 446, 478, 504, 597, 669, 672, 717, 796, 892, 956, 1008, 1194, 1338, 1393, 1434, 1561, 1592, 1673, 1784, 1791, 1912, 2007, 2016, 2151, 2388, 2676, 2786, 2868, 3122, 3184, 3346, 3568, 3582, 3824, 4014, 4179, 4302, 4683, 4776, 5019, 5352, 5572, 5736, 6244, 6368, 6692, 7136, 7164, 7648, 8028, 8358, 8604, 9366, 9552, 10038, 10704, 11144, 11472, 12488, 12537, 13384, 14049, 14328, 15057, 16056, 16716, 17208, 18732, 19104, 20076, 21408, 22288, 22944, 24976, 25074, 26768, 28098, 28656, 30114, 32112, 33432, 34416, 37464, 40152, 44377, 44576, 47561, 49952, 50148, 53297, 53536, 56196, 57312, 60228, 64224, 66864, 68832, 74928, 80304, 88754, 95122, 100296, 106594, 112392, 120456, 133131, 133728, 142683, 149856, 159891, 160608, 177508, 190244, 200592, 213188, 224784, 240912, 266262, 285366, 310639, 319782, 332927, 355016, 373079, 380488, 399393, 401184, 426376, 428049, 449568, 479673, 481824, 532524, 570732, 621278, 639564, 665854, 710032, 746158, 760976, 798786, 852752, 856098, 931917, 959346, 998781, 1065048, 1119237, 1141464, 1242556, 1279128, 1331708, 1420064, 1492316, 1521952, 1597572, 1705504, 1712196, 1863834, 1918692, 1997562, 2130096, 2238474, 2282928, 2485112, 2558256, 2663416, 2795751, 2984632, 2996343, 3195144, 3357711, 3424392, 3727668, 3837384, 3995124, 4260192, 4476948, 4565856, 4970224, 5116512, 5326832, 5591502, 5969264, 5992686, 6390288, 6715422, 6848784, 7455336, 7674768, 7990248, 8953896, 9940448, 10606103, 10653664, 11183004, 11938528, 11985372, 12780576, 13430844, 13697568, 14910672, 15349536, 15980496, 17907792, 21212206, 22366008, 23970744, 26861688, 29821344, 31818309, 31960992, 35815584, 42424412, 44732016, 47941488, 53723376, 63636618, 74242721, 84848824, 89464032, 95454927, 95882976, 107446752, 127273236, 148485442, 169697648, 190909854, 222728163, 254546472, 296970884, 339395296, 381819708, 445456326, 509092944, 593941768, 668184489, 763639416, 890912652, 1018185888, 1187883536, 1336368978, 1527278832, 1781825304, 2375767072, 2672737956, 3054557664, 3563650608, 5345475912, 7127301216, 10690951824, 21381903648]

約数ペア:

[(1, 21381903648), (2, 10690951824), (3, 7127301216), (4, 5345475912), (6, 3563650608), (7, 3054557664), (8, 2672737956), (9, 2375767072), (12, 1781825304), (14, 1527278832), (16, 1336368978), (18, 1187883536), (21, 1018185888), (24, 890912652), (28, 763639416), (32, 668184489), (36, 593941768), (42, 509092944), (48, 445456326), (56, 381819708), (63, 339395296), (72, 296970884), (84, 254546472), (96, 222728163), (112, 190909854), (126, 169697648), (144, 148485442), (168, 127273236), (199, 107446752), (223, 95882976), (224, 95454927), (239, 89464032), (252, 84848824), (288, 74242721), (336, 63636618), (398, 53723376), (446, 47941488), (478, 44732016), (504, 42424412), (597, 35815584), (669, 31960992), (672, 31818309), (717, 29821344), (796, 26861688), (892, 23970744), (956, 22366008), (1008, 21212206), (1194, 17907792), (1338, 15980496), (1393, 15349536), (1434, 14910672), (1561, 13697568), (1592, 13430844), (1673, 12780576), (1784, 11985372), (1791, 11938528), (1912, 11183004), (2007, 10653664), (2016, 10606103), (2151, 9940448), (2388, 8953896), (2676, 7990248), (2786, 7674768), (2868, 7455336), (3122, 6848784), (3184, 6715422), (3346, 6390288), (3568, 5992686), (3582, 5969264), (3824, 5591502), (4014, 5326832), (4179, 5116512), (4302, 4970224), (4683, 4565856), (4776, 4476948), (5019, 4260192), (5352, 3995124), (5572, 3837384), (5736, 3727668), (6244, 3424392), (6368, 3357711), (6692, 3195144), (7136, 2996343), (7164, 2984632), (7648, 2795751), (8028, 2663416), (8358, 2558256), (8604, 2485112), (9366, 2282928), (9552, 2238474), (10038, 2130096), (10704, 1997562), (11144, 1918692), (11472, 1863834), (12488, 1712196), (12537, 1705504), (13384, 1597572), (14049, 1521952), (14328, 1492316), (15057, 1420064), (16056, 1331708), (16716, 1279128), (17208, 1242556), (18732, 1141464), (19104, 1119237), (20076, 1065048), (21408, 998781), (22288, 959346), (22944, 931917), (24976, 856098), (25074, 852752), (26768, 798786), (28098, 760976), (28656, 746158), (30114, 710032), (32112, 665854), (33432, 639564), (34416, 621278), (37464, 570732), (40152, 532524), (44377, 481824), (44576, 479673), (47561, 449568), (49952, 428049), (50148, 426376), (53297, 401184), (53536, 399393), (56196, 380488), (57312, 373079), (60228, 355016), (64224, 332927), (66864, 319782), (68832, 310639), (74928, 285366), (80304, 266262), (88754, 240912), (95122, 224784), (100296, 213188), (106594, 200592), (112392, 190244), (120456, 177508), (133131, 160608), (133728, 159891), (142683, 149856)]