21571726464

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{887}}^1$

素因数の和:1168

約数の個数: 256

約数和(自身を含む): 66084249600

約数和(自身を除く): 44512523136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 227, 248, 279, 288, 372, 384, 432, 454, 496, 558, 576, 681, 744, 837, 864, 887, 908, 992, 1116, 1152, 1362, 1488, 1674, 1728, 1774, 1816, 1984, 2043, 2232, 2661, 2724, 2976, 3348, 3456, 3548, 3632, 3968, 4086, 4464, 5322, 5448, 5952, 6129, 6696, 7037, 7096, 7264, 7983, 8172, 8928, 10644, 10896, 11904, 12258, 13392, 14074, 14192, 14528, 15966, 16344, 17856, 21111, 21288, 21792, 23949, 24516, 26784, 27497, 28148, 28384, 29056, 31932, 32688, 35712, 42222, 42576, 43584, 47898, 49032, 53568, 54994, 56296, 56768, 63333, 63864, 65376, 82491, 84444, 85152, 87168, 95796, 98064, 107136, 109988, 112592, 113536, 126666, 127728, 130752, 164982, 168888, 170304, 189999, 191592, 196128, 201349, 219976, 225184, 247473, 253332, 255456, 261504, 329964, 337776, 340608, 379998, 383184, 392256, 402698, 439952, 450368, 494946, 506664, 510912, 604047, 659928, 675552, 742419, 759996, 766368, 784512, 805396, 879904, 900736, 989892, 1013328, 1021824, 1208094, 1319856, 1351104, 1484838, 1519992, 1532736, 1610792, 1759808, 1812141, 1979784, 2026656, 2416188, 2639712, 2702208, 2969676, 3039984, 3065472, 3221584, 3519616, 3624282, 3959568, 4053312, 4832376, 5279424, 5436423, 5939352, 6079968, 6241819, 6443168, 7248564, 7919136, 8106624, 9664752, 10558848, 10872846, 11878704, 12159936, 12483638, 12886336, 14497128, 15838272, 18725457, 19329504, 21745692, 23757408, 24319872, 24967276, 25772672, 28994256, 31676544, 37450914, 38659008, 43491384, 47514816, 49934552, 56176371, 57988512, 74901828, 77318016, 86982768, 95029632, 99869104, 112352742, 115977024, 149803656, 168529113, 173965536, 199738208, 224705484, 231954048, 299607312, 337058226, 347931072, 399476416, 449410968, 599214624, 674116452, 695862144, 798952832, 898821936, 1198429248, 1348232904, 1797643872, 2396858496, 2696465808, 3595287744, 5392931616, 7190575488, 10785863232, 21571726464]

約数ペア:

[(1, 21571726464), (2, 10785863232), (3, 7190575488), (4, 5392931616), (6, 3595287744), (8, 2696465808), (9, 2396858496), (12, 1797643872), (16, 1348232904), (18, 1198429248), (24, 898821936), (27, 798952832), (31, 695862144), (32, 674116452), (36, 599214624), (48, 449410968), (54, 399476416), (62, 347931072), (64, 337058226), (72, 299607312), (93, 231954048), (96, 224705484), (108, 199738208), (124, 173965536), (128, 168529113), (144, 149803656), (186, 115977024), (192, 112352742), (216, 99869104), (227, 95029632), (248, 86982768), (279, 77318016), (288, 74901828), (372, 57988512), (384, 56176371), (432, 49934552), (454, 47514816), (496, 43491384), (558, 38659008), (576, 37450914), (681, 31676544), (744, 28994256), (837, 25772672), (864, 24967276), (887, 24319872), (908, 23757408), (992, 21745692), (1116, 19329504), (1152, 18725457), (1362, 15838272), (1488, 14497128), (1674, 12886336), (1728, 12483638), (1774, 12159936), (1816, 11878704), (1984, 10872846), (2043, 10558848), (2232, 9664752), (2661, 8106624), (2724, 7919136), (2976, 7248564), (3348, 6443168), (3456, 6241819), (3548, 6079968), (3632, 5939352), (3968, 5436423), (4086, 5279424), (4464, 4832376), (5322, 4053312), (5448, 3959568), (5952, 3624282), (6129, 3519616), (6696, 3221584), (7037, 3065472), (7096, 3039984), (7264, 2969676), (7983, 2702208), (8172, 2639712), (8928, 2416188), (10644, 2026656), (10896, 1979784), (11904, 1812141), (12258, 1759808), (13392, 1610792), (14074, 1532736), (14192, 1519992), (14528, 1484838), (15966, 1351104), (16344, 1319856), (17856, 1208094), (21111, 1021824), (21288, 1013328), (21792, 989892), (23949, 900736), (24516, 879904), (26784, 805396), (27497, 784512), (28148, 766368), (28384, 759996), (29056, 742419), (31932, 675552), (32688, 659928), (35712, 604047), (42222, 510912), (42576, 506664), (43584, 494946), (47898, 450368), (49032, 439952), (53568, 402698), (54994, 392256), (56296, 383184), (56768, 379998), (63333, 340608), (63864, 337776), (65376, 329964), (82491, 261504), (84444, 255456), (85152, 253332), (87168, 247473), (95796, 225184), (98064, 219976), (107136, 201349), (109988, 196128), (112592, 191592), (113536, 189999), (126666, 170304), (127728, 168888), (130752, 164982)]