21192864

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 71995392

約数和(自身を除く): 50802528

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 47, 48, 56, 61, 66, 77, 84, 88, 94, 96, 112, 122, 132, 141, 154, 168, 176, 183, 188, 224, 231, 244, 264, 282, 308, 329, 336, 352, 366, 376, 427, 462, 488, 517, 528, 564, 616, 658, 671, 672, 732, 752, 854, 924, 976, 987, 1034, 1056, 1128, 1232, 1281, 1316, 1342, 1464, 1504, 1551, 1708, 1848, 1952, 1974, 2013, 2068, 2256, 2464, 2562, 2632, 2684, 2867, 2928, 3102, 3416, 3619, 3696, 3948, 4026, 4136, 4512, 4697, 5124, 5264, 5368, 5734, 5856, 6204, 6832, 7238, 7392, 7896, 8052, 8272, 8601, 9394, 10248, 10528, 10736, 10857, 11468, 12408, 13664, 14091, 14476, 15792, 16104, 16544, 17202, 18788, 20069, 20496, 21472, 21714, 22936, 24816, 28182, 28952, 31537, 31584, 32208, 34404, 37576, 40138, 40992, 43428, 45872, 49632, 56364, 57904, 60207, 63074, 64416, 68808, 75152, 80276, 86856, 91744, 94611, 112728, 115808, 120414, 126148, 137616, 150304, 160552, 173712, 189222, 220759, 225456, 240828, 252296, 275232, 321104, 347424, 378444, 441518, 450912, 481656, 504592, 642208, 662277, 756888, 883036, 963312, 1009184, 1324554, 1513776, 1766072, 1926624, 2649108, 3027552, 3532144, 5298216, 7064288, 10596432, 21192864]

約数ペア:

[(1, 21192864), (2, 10596432), (3, 7064288), (4, 5298216), (6, 3532144), (7, 3027552), (8, 2649108), (11, 1926624), (12, 1766072), (14, 1513776), (16, 1324554), (21, 1009184), (22, 963312), (24, 883036), (28, 756888), (32, 662277), (33, 642208), (42, 504592), (44, 481656), (47, 450912), (48, 441518), (56, 378444), (61, 347424), (66, 321104), (77, 275232), (84, 252296), (88, 240828), (94, 225456), (96, 220759), (112, 189222), (122, 173712), (132, 160552), (141, 150304), (154, 137616), (168, 126148), (176, 120414), (183, 115808), (188, 112728), (224, 94611), (231, 91744), (244, 86856), (264, 80276), (282, 75152), (308, 68808), (329, 64416), (336, 63074), (352, 60207), (366, 57904), (376, 56364), (427, 49632), (462, 45872), (488, 43428), (517, 40992), (528, 40138), (564, 37576), (616, 34404), (658, 32208), (671, 31584), (672, 31537), (732, 28952), (752, 28182), (854, 24816), (924, 22936), (976, 21714), (987, 21472), (1034, 20496), (1056, 20069), (1128, 18788), (1232, 17202), (1281, 16544), (1316, 16104), (1342, 15792), (1464, 14476), (1504, 14091), (1551, 13664), (1708, 12408), (1848, 11468), (1952, 10857), (1974, 10736), (2013, 10528), (2068, 10248), (2256, 9394), (2464, 8601), (2562, 8272), (2632, 8052), (2684, 7896), (2867, 7392), (2928, 7238), (3102, 6832), (3416, 6204), (3619, 5856), (3696, 5734), (3948, 5368), (4026, 5264), (4136, 5124), (4512, 4697)]