2021521656

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 6714800640

約数和(自身を除く): 4693278984

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 31, 33, 42, 44, 49, 56, 62, 66, 71, 77, 84, 88, 93, 98, 124, 132, 142, 147, 154, 168, 186, 196, 213, 217, 231, 248, 264, 284, 294, 308, 341, 372, 392, 426, 434, 462, 497, 539, 568, 588, 616, 651, 682, 744, 781, 852, 868, 924, 994, 1023, 1078, 1176, 1302, 1364, 1491, 1519, 1562, 1617, 1704, 1736, 1848, 1988, 2046, 2156, 2201, 2343, 2387, 2604, 2728, 2982, 3038, 3124, 3234, 3479, 3976, 4092, 4312, 4402, 4557, 4686, 4774, 5041, 5208, 5467, 5964, 6076, 6248, 6468, 6603, 6958, 7161, 8184, 8804, 9114, 9372, 9548, 10082, 10437, 10934, 11928, 12152, 12936, 13206, 13916, 14322, 15123, 15407, 16401, 16709, 17608, 18228, 18744, 19096, 20164, 20874, 21868, 24211, 26412, 27832, 28644, 30246, 30814, 32802, 33418, 35287, 36456, 38269, 40328, 41748, 43736, 46221, 48422, 50127, 52824, 55451, 57288, 60492, 61628, 65604, 66836, 70574, 72633, 76538, 83496, 92442, 96844, 100254, 105861, 107849, 110902, 114807, 120984, 123256, 131208, 133672, 141148, 145266, 153076, 156271, 166353, 169477, 184884, 193688, 200508, 211722, 215698, 221804, 229614, 247009, 282296, 290532, 306152, 312542, 323547, 332706, 338954, 369768, 388157, 401016, 423444, 431396, 443608, 459228, 468813, 494018, 508431, 581064, 625084, 647094, 665412, 677908, 741027, 776314, 846888, 862792, 918456, 937626, 988036, 1016862, 1093897, 1164471, 1186339, 1250168, 1294188, 1330824, 1355816, 1482054, 1552628, 1718981, 1875252, 1976072, 2033724, 2187794, 2328942, 2372678, 2588376, 2717099, 2964108, 3105256, 3281691, 3437962, 3559017, 3750504, 4067448, 4375588, 4657884, 4745356, 5156943, 5434198, 5928216, 6563382, 6875924, 7118034, 7657279, 8151297, 8751176, 9315768, 9490712, 10313886, 10868396, 12032867, 13126764, 13751848, 14236068, 15314558, 16302594, 20627772, 21736792, 22971837, 24065734, 26253528, 28472136, 30629116, 32605188, 36098601, 41255544, 45943674, 48131468, 61258232, 65210376, 72197202, 84230069, 91887348, 96262936, 144394404, 168460138, 183774696, 252690207, 288788808, 336920276, 505380414, 673840552, 1010760828, 2021521656]

約数ペア:

[(1, 2021521656), (2, 1010760828), (3, 673840552), (4, 505380414), (6, 336920276), (7, 288788808), (8, 252690207), (11, 183774696), (12, 168460138), (14, 144394404), (21, 96262936), (22, 91887348), (24, 84230069), (28, 72197202), (31, 65210376), (33, 61258232), (42, 48131468), (44, 45943674), (49, 41255544), (56, 36098601), (62, 32605188), (66, 30629116), (71, 28472136), (77, 26253528), (84, 24065734), (88, 22971837), (93, 21736792), (98, 20627772), (124, 16302594), (132, 15314558), (142, 14236068), (147, 13751848), (154, 13126764), (168, 12032867), (186, 10868396), (196, 10313886), (213, 9490712), (217, 9315768), (231, 8751176), (248, 8151297), (264, 7657279), (284, 7118034), (294, 6875924), (308, 6563382), (341, 5928216), (372, 5434198), (392, 5156943), (426, 4745356), (434, 4657884), (462, 4375588), (497, 4067448), (539, 3750504), (568, 3559017), (588, 3437962), (616, 3281691), (651, 3105256), (682, 2964108), (744, 2717099), (781, 2588376), (852, 2372678), (868, 2328942), (924, 2187794), (994, 2033724), (1023, 1976072), (1078, 1875252), (1176, 1718981), (1302, 1552628), (1364, 1482054), (1491, 1355816), (1519, 1330824), (1562, 1294188), (1617, 1250168), (1704, 1186339), (1736, 1164471), (1848, 1093897), (1988, 1016862), (2046, 988036), (2156, 937626), (2201, 918456), (2343, 862792), (2387, 846888), (2604, 776314), (2728, 741027), (2982, 677908), (3038, 665412), (3124, 647094), (3234, 625084), (3479, 581064), (3976, 508431), (4092, 494018), (4312, 468813), (4402, 459228), (4557, 443608), (4686, 431396), (4774, 423444), (5041, 401016), (5208, 388157), (5467, 369768), (5964, 338954), (6076, 332706), (6248, 323547), (6468, 312542), (6603, 306152), (6958, 290532), (7161, 282296), (8184, 247009), (8804, 229614), (9114, 221804), (9372, 215698), (9548, 211722), (10082, 200508), (10437, 193688), (10934, 184884), (11928, 169477), (12152, 166353), (12936, 156271), (13206, 153076), (13916, 145266), (14322, 141148), (15123, 133672), (15407, 131208), (16401, 123256), (16709, 120984), (17608, 114807), (18228, 110902), (18744, 107849), (19096, 105861), (20164, 100254), (20874, 96844), (21868, 92442), (24211, 83496), (26412, 76538), (27832, 72633), (28644, 70574), (30246, 66836), (30814, 65604), (32802, 61628), (33418, 60492), (35287, 57288), (36456, 55451), (38269, 52824), (40328, 50127), (41748, 48422), (43736, 46221)]