21045024

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 288

約数和(自身を含む): 81454464

約数和(自身を除く): 60409440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 28, 32, 33, 36, 39, 42, 44, 48, 52, 56, 63, 66, 72, 73, 77, 78, 84, 88, 91, 96, 99, 104, 112, 117, 126, 132, 143, 144, 146, 154, 156, 168, 176, 182, 198, 208, 219, 224, 231, 234, 252, 264, 273, 286, 288, 292, 308, 312, 336, 352, 364, 396, 416, 429, 438, 462, 468, 504, 511, 528, 546, 572, 584, 616, 624, 657, 672, 693, 728, 792, 803, 819, 858, 876, 924, 936, 949, 1001, 1008, 1022, 1056, 1092, 1144, 1168, 1232, 1248, 1287, 1314, 1386, 1456, 1533, 1584, 1606, 1638, 1716, 1752, 1848, 1872, 1898, 2002, 2016, 2044, 2184, 2288, 2336, 2409, 2464, 2574, 2628, 2772, 2847, 2912, 3003, 3066, 3168, 3212, 3276, 3432, 3504, 3696, 3744, 3796, 4004, 4088, 4368, 4576, 4599, 4818, 5148, 5256, 5544, 5621, 5694, 6006, 6132, 6424, 6552, 6643, 6864, 7008, 7227, 7392, 7592, 8008, 8176, 8541, 8736, 9009, 9198, 9636, 10296, 10439, 10512, 11088, 11242, 11388, 12012, 12264, 12848, 13104, 13286, 13728, 14454, 15184, 16016, 16352, 16863, 17082, 18018, 18396, 19272, 19929, 20592, 20878, 21024, 22176, 22484, 22776, 24024, 24528, 25696, 26208, 26572, 28908, 30368, 31317, 32032, 33726, 34164, 36036, 36792, 38544, 39858, 41184, 41756, 44968, 45552, 48048, 49056, 50589, 53144, 57816, 59787, 62634, 67452, 68328, 72072, 73073, 73584, 77088, 79716, 83512, 89936, 91104, 93951, 96096, 101178, 106288, 115632, 119574, 125268, 134904, 136656, 144144, 146146, 147168, 159432, 167024, 179872, 187902, 202356, 212576, 219219, 231264, 239148, 250536, 269808, 273312, 288288, 292292, 318864, 334048, 375804, 404712, 438438, 478296, 501072, 539616, 584584, 637728, 657657, 751608, 809424, 876876, 956592, 1002144, 1169168, 1315314, 1503216, 1618848, 1753752, 1913184, 2338336, 2630628, 3006432, 3507504, 5261256, 7015008, 10522512, 21045024]

約数ペア:

[(1, 21045024), (2, 10522512), (3, 7015008), (4, 5261256), (6, 3507504), (7, 3006432), (8, 2630628), (9, 2338336), (11, 1913184), (12, 1753752), (13, 1618848), (14, 1503216), (16, 1315314), (18, 1169168), (21, 1002144), (22, 956592), (24, 876876), (26, 809424), (28, 751608), (32, 657657), (33, 637728), (36, 584584), (39, 539616), (42, 501072), (44, 478296), (48, 438438), (52, 404712), (56, 375804), (63, 334048), (66, 318864), (72, 292292), (73, 288288), (77, 273312), (78, 269808), (84, 250536), (88, 239148), (91, 231264), (96, 219219), (99, 212576), (104, 202356), (112, 187902), (117, 179872), (126, 167024), (132, 159432), (143, 147168), (144, 146146), (146, 144144), (154, 136656), (156, 134904), (168, 125268), (176, 119574), (182, 115632), (198, 106288), (208, 101178), (219, 96096), (224, 93951), (231, 91104), (234, 89936), (252, 83512), (264, 79716), (273, 77088), (286, 73584), (288, 73073), (292, 72072), (308, 68328), (312, 67452), (336, 62634), (352, 59787), (364, 57816), (396, 53144), (416, 50589), (429, 49056), (438, 48048), (462, 45552), (468, 44968), (504, 41756), (511, 41184), (528, 39858), (546, 38544), (572, 36792), (584, 36036), (616, 34164), (624, 33726), (657, 32032), (672, 31317), (693, 30368), (728, 28908), (792, 26572), (803, 26208), (819, 25696), (858, 24528), (876, 24024), (924, 22776), (936, 22484), (949, 22176), (1001, 21024), (1008, 20878), (1022, 20592), (1056, 19929), (1092, 19272), (1144, 18396), (1168, 18018), (1232, 17082), (1248, 16863), (1287, 16352), (1314, 16016), (1386, 15184), (1456, 14454), (1533, 13728), (1584, 13286), (1606, 13104), (1638, 12848), (1716, 12264), (1752, 12012), (1848, 11388), (1872, 11242), (1898, 11088), (2002, 10512), (2016, 10439), (2044, 10296), (2184, 9636), (2288, 9198), (2336, 9009), (2409, 8736), (2464, 8541), (2574, 8176), (2628, 8008), (2772, 7592), (2847, 7392), (2912, 7227), (3003, 7008), (3066, 6864), (3168, 6643), (3212, 6552), (3276, 6424), (3432, 6132), (3504, 6006), (3696, 5694), (3744, 5621), (3796, 5544), (4004, 5256), (4088, 5148), (4368, 4818), (4576, 4599)]