21591474072

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:591

約数の個数: 256

約数和(自身を含む): 64960896000

約数和(自身を除く): 43369421928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 49, 56, 84, 86, 98, 129, 147, 168, 172, 181, 196, 258, 294, 301, 337, 343, 344, 362, 392, 516, 543, 588, 602, 674, 686, 724, 903, 1011, 1029, 1032, 1086, 1176, 1204, 1267, 1348, 1372, 1448, 1806, 2022, 2058, 2107, 2172, 2359, 2408, 2534, 2696, 2744, 3612, 3801, 4044, 4116, 4214, 4344, 4718, 5068, 6321, 7077, 7224, 7602, 7783, 8088, 8232, 8428, 8869, 9436, 10136, 12642, 14154, 14491, 14749, 15204, 15566, 16513, 16856, 17738, 18872, 23349, 25284, 26607, 28308, 28982, 29498, 30408, 31132, 33026, 35476, 43473, 44247, 46698, 49539, 50568, 53214, 54481, 56616, 57964, 58996, 60997, 62083, 62264, 66052, 70952, 86946, 88494, 93396, 99078, 101437, 106428, 108962, 115591, 115928, 117992, 121994, 124166, 132104, 163443, 173892, 176988, 182991, 186249, 186792, 198156, 202874, 212856, 217924, 231182, 243988, 248332, 304311, 326886, 346773, 347784, 353976, 365982, 372498, 381367, 396312, 405748, 426979, 435848, 462364, 487976, 496664, 608622, 653772, 693546, 710059, 731964, 744996, 762734, 811496, 853958, 924728, 1144101, 1217244, 1280937, 1307544, 1387092, 1420118, 1463928, 1489992, 1525468, 1707916, 2130177, 2288202, 2434488, 2561874, 2622871, 2669569, 2774184, 2840236, 2988853, 3050936, 3415832, 4260354, 4576404, 4970413, 5123748, 5245742, 5339138, 5680472, 5977706, 7868613, 8008707, 8520708, 8966559, 9152808, 9940826, 10247496, 10491484, 10678276, 11955412, 14911239, 15737226, 16017414, 17041416, 17933118, 18360097, 19881652, 20921971, 20982968, 21356552, 23910824, 29822478, 31474452, 32034828, 35866236, 36720194, 39763304, 41843942, 55080291, 59644956, 62765913, 62948904, 64069656, 71732472, 73440388, 83687884, 110160582, 119289912, 125531826, 128520679, 146880776, 167375768, 220321164, 251063652, 257041358, 385562037, 440642328, 502127304, 514082716, 771124074, 899644753, 1028165432, 1542248148, 1799289506, 2698934259, 3084496296, 3598579012, 5397868518, 7197158024, 10795737036, 21591474072]

約数ペア:

[(1, 21591474072), (2, 10795737036), (3, 7197158024), (4, 5397868518), (6, 3598579012), (7, 3084496296), (8, 2698934259), (12, 1799289506), (14, 1542248148), (21, 1028165432), (24, 899644753), (28, 771124074), (42, 514082716), (43, 502127304), (49, 440642328), (56, 385562037), (84, 257041358), (86, 251063652), (98, 220321164), (129, 167375768), (147, 146880776), (168, 128520679), (172, 125531826), (181, 119289912), (196, 110160582), (258, 83687884), (294, 73440388), (301, 71732472), (337, 64069656), (343, 62948904), (344, 62765913), (362, 59644956), (392, 55080291), (516, 41843942), (543, 39763304), (588, 36720194), (602, 35866236), (674, 32034828), (686, 31474452), (724, 29822478), (903, 23910824), (1011, 21356552), (1029, 20982968), (1032, 20921971), (1086, 19881652), (1176, 18360097), (1204, 17933118), (1267, 17041416), (1348, 16017414), (1372, 15737226), (1448, 14911239), (1806, 11955412), (2022, 10678276), (2058, 10491484), (2107, 10247496), (2172, 9940826), (2359, 9152808), (2408, 8966559), (2534, 8520708), (2696, 8008707), (2744, 7868613), (3612, 5977706), (3801, 5680472), (4044, 5339138), (4116, 5245742), (4214, 5123748), (4344, 4970413), (4718, 4576404), (5068, 4260354), (6321, 3415832), (7077, 3050936), (7224, 2988853), (7602, 2840236), (7783, 2774184), (8088, 2669569), (8232, 2622871), (8428, 2561874), (8869, 2434488), (9436, 2288202), (10136, 2130177), (12642, 1707916), (14154, 1525468), (14491, 1489992), (14749, 1463928), (15204, 1420118), (15566, 1387092), (16513, 1307544), (16856, 1280937), (17738, 1217244), (18872, 1144101), (23349, 924728), (25284, 853958), (26607, 811496), (28308, 762734), (28982, 744996), (29498, 731964), (30408, 710059), (31132, 693546), (33026, 653772), (35476, 608622), (43473, 496664), (44247, 487976), (46698, 462364), (49539, 435848), (50568, 426979), (53214, 405748), (54481, 396312), (56616, 381367), (57964, 372498), (58996, 365982), (60997, 353976), (62083, 347784), (62264, 346773), (66052, 326886), (70952, 304311), (86946, 248332), (88494, 243988), (93396, 231182), (99078, 217924), (101437, 212856), (106428, 202874), (108962, 198156), (115591, 186792), (115928, 186249), (117992, 182991), (121994, 176988), (124166, 173892), (132104, 163443)]