21081002208

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1422

約数の個数: 288

約数和(自身を含む): 67795225344

約数和(自身を除く): 46714223136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 67, 76, 84, 96, 112, 114, 133, 134, 152, 168, 201, 224, 228, 266, 268, 304, 336, 361, 399, 402, 456, 469, 532, 536, 608, 672, 722, 798, 804, 912, 938, 1064, 1072, 1083, 1273, 1297, 1407, 1444, 1596, 1608, 1824, 1876, 2128, 2144, 2166, 2527, 2546, 2594, 2814, 2888, 3192, 3216, 3752, 3819, 3891, 4256, 4332, 5054, 5092, 5188, 5628, 5776, 6384, 6432, 7504, 7581, 7638, 7782, 8664, 8911, 9079, 10108, 10184, 10376, 11256, 11552, 12768, 15008, 15162, 15276, 15564, 17328, 17822, 18158, 20216, 20368, 20752, 22512, 24187, 24643, 26733, 27237, 30324, 30552, 31128, 34656, 35644, 36316, 40432, 40736, 41504, 45024, 48374, 49286, 53466, 54474, 60648, 61104, 62256, 71288, 72561, 72632, 73929, 80864, 86899, 96748, 98572, 106932, 108948, 121296, 122208, 124512, 142576, 145122, 145264, 147858, 169309, 172501, 173798, 193496, 197144, 213864, 217896, 242592, 260697, 285152, 290244, 290528, 295716, 338618, 345002, 347596, 386992, 394288, 427728, 435792, 468217, 507927, 517503, 521394, 580488, 591432, 608293, 677236, 690004, 695192, 773984, 788576, 855456, 871584, 936434, 1015854, 1035006, 1042788, 1160976, 1182864, 1216586, 1354472, 1380008, 1390384, 1404651, 1651081, 1824879, 1872868, 2031708, 2070012, 2085576, 2321952, 2365728, 2433172, 2708944, 2760016, 2780768, 2809302, 3277519, 3302162, 3649758, 3745736, 4063416, 4140024, 4171152, 4866344, 4953243, 5417888, 5520032, 5618604, 6555038, 6604324, 7299516, 7491472, 8126832, 8280048, 8342304, 9732688, 9832557, 9906486, 11237208, 11557567, 13110076, 13208648, 14599032, 14982944, 16253664, 16560096, 19465376, 19665114, 19812972, 22474416, 23115134, 26220152, 26417296, 29198064, 31370539, 34672701, 39330228, 39625944, 44948832, 46230268, 52440304, 52834592, 58396128, 62741078, 69345402, 78660456, 79251888, 92460536, 94111617, 104880608, 125482156, 138690804, 157320912, 158503776, 184921072, 188223234, 219593773, 250964312, 277381608, 314641824, 369842144, 376446468, 439187546, 501928624, 554763216, 658781319, 752892936, 878375092, 1003857248, 1109526432, 1317562638, 1505785872, 1756750184, 2635125276, 3011571744, 3513500368, 5270250552, 7027000736, 10540501104, 21081002208]

約数ペア:

[(1, 21081002208), (2, 10540501104), (3, 7027000736), (4, 5270250552), (6, 3513500368), (7, 3011571744), (8, 2635125276), (12, 1756750184), (14, 1505785872), (16, 1317562638), (19, 1109526432), (21, 1003857248), (24, 878375092), (28, 752892936), (32, 658781319), (38, 554763216), (42, 501928624), (48, 439187546), (56, 376446468), (57, 369842144), (67, 314641824), (76, 277381608), (84, 250964312), (96, 219593773), (112, 188223234), (114, 184921072), (133, 158503776), (134, 157320912), (152, 138690804), (168, 125482156), (201, 104880608), (224, 94111617), (228, 92460536), (266, 79251888), (268, 78660456), (304, 69345402), (336, 62741078), (361, 58396128), (399, 52834592), (402, 52440304), (456, 46230268), (469, 44948832), (532, 39625944), (536, 39330228), (608, 34672701), (672, 31370539), (722, 29198064), (798, 26417296), (804, 26220152), (912, 23115134), (938, 22474416), (1064, 19812972), (1072, 19665114), (1083, 19465376), (1273, 16560096), (1297, 16253664), (1407, 14982944), (1444, 14599032), (1596, 13208648), (1608, 13110076), (1824, 11557567), (1876, 11237208), (2128, 9906486), (2144, 9832557), (2166, 9732688), (2527, 8342304), (2546, 8280048), (2594, 8126832), (2814, 7491472), (2888, 7299516), (3192, 6604324), (3216, 6555038), (3752, 5618604), (3819, 5520032), (3891, 5417888), (4256, 4953243), (4332, 4866344), (5054, 4171152), (5092, 4140024), (5188, 4063416), (5628, 3745736), (5776, 3649758), (6384, 3302162), (6432, 3277519), (7504, 2809302), (7581, 2780768), (7638, 2760016), (7782, 2708944), (8664, 2433172), (8911, 2365728), (9079, 2321952), (10108, 2085576), (10184, 2070012), (10376, 2031708), (11256, 1872868), (11552, 1824879), (12768, 1651081), (15008, 1404651), (15162, 1390384), (15276, 1380008), (15564, 1354472), (17328, 1216586), (17822, 1182864), (18158, 1160976), (20216, 1042788), (20368, 1035006), (20752, 1015854), (22512, 936434), (24187, 871584), (24643, 855456), (26733, 788576), (27237, 773984), (30324, 695192), (30552, 690004), (31128, 677236), (34656, 608293), (35644, 591432), (36316, 580488), (40432, 521394), (40736, 517503), (41504, 507927), (45024, 468217), (48374, 435792), (49286, 427728), (53466, 394288), (54474, 386992), (60648, 347596), (61104, 345002), (62256, 338618), (71288, 295716), (72561, 290528), (72632, 290244), (73929, 285152), (80864, 260697), (86899, 242592), (96748, 217896), (98572, 213864), (106932, 197144), (108948, 193496), (121296, 173798), (122208, 172501), (124512, 169309), (142576, 147858), (145122, 145264)]