21560206752

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{69899}}^1$

素因数の和:69945

約数の個数: 240

約数和(自身を含む): 76730068800

約数和(自身を除く): 55169862048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 81, 84, 96, 102, 108, 112, 119, 126, 136, 144, 153, 162, 168, 189, 204, 216, 224, 238, 252, 272, 288, 306, 324, 336, 357, 378, 408, 432, 459, 476, 504, 544, 567, 612, 648, 672, 714, 756, 816, 864, 918, 952, 1008, 1071, 1134, 1224, 1296, 1377, 1428, 1512, 1632, 1836, 1904, 2016, 2142, 2268, 2448, 2592, 2754, 2856, 3024, 3213, 3672, 3808, 4284, 4536, 4896, 5508, 5712, 6048, 6426, 7344, 8568, 9072, 9639, 11016, 11424, 12852, 14688, 17136, 18144, 19278, 22032, 25704, 34272, 38556, 44064, 51408, 69899, 77112, 102816, 139798, 154224, 209697, 279596, 308448, 419394, 489293, 559192, 629091, 838788, 978586, 1118384, 1188283, 1258182, 1467879, 1677576, 1887273, 1957172, 2236768, 2376566, 2516364, 2935758, 3355152, 3564849, 3774546, 3914344, 4403637, 4753132, 5032728, 5661819, 5871516, 6710304, 7129698, 7549092, 7828688, 8317981, 8807274, 9506264, 10065456, 10694547, 11323638, 11743032, 13210911, 14259396, 15098184, 15657376, 16635962, 17614548, 19012528, 20130912, 21389094, 22647276, 23486064, 24953943, 26421822, 28518792, 30196368, 32083641, 33271924, 35229096, 38025056, 39632733, 42778188, 45294552, 46972128, 49907886, 52843644, 57037584, 60392736, 64167282, 66543848, 70458192, 74861829, 79265466, 85556376, 90589104, 96250923, 99815772, 105687288, 114075168, 128334564, 133087696, 140916384, 149723658, 158530932, 171112752, 181178208, 192501846, 199631544, 211374576, 224585487, 256669128, 266175392, 299447316, 317061864, 342225504, 385003692, 399263088, 422749152, 449170974, 513338256, 598894632, 634123728, 673756461, 770007384, 798526176, 898341948, 1026676512, 1197789264, 1268247456, 1347512922, 1540014768, 1796683896, 2395578528, 2695025844, 3080029536, 3593367792, 5390051688, 7186735584, 10780103376, 21560206752]

約数ペア:

[(1, 21560206752), (2, 10780103376), (3, 7186735584), (4, 5390051688), (6, 3593367792), (7, 3080029536), (8, 2695025844), (9, 2395578528), (12, 1796683896), (14, 1540014768), (16, 1347512922), (17, 1268247456), (18, 1197789264), (21, 1026676512), (24, 898341948), (27, 798526176), (28, 770007384), (32, 673756461), (34, 634123728), (36, 598894632), (42, 513338256), (48, 449170974), (51, 422749152), (54, 399263088), (56, 385003692), (63, 342225504), (68, 317061864), (72, 299447316), (81, 266175392), (84, 256669128), (96, 224585487), (102, 211374576), (108, 199631544), (112, 192501846), (119, 181178208), (126, 171112752), (136, 158530932), (144, 149723658), (153, 140916384), (162, 133087696), (168, 128334564), (189, 114075168), (204, 105687288), (216, 99815772), (224, 96250923), (238, 90589104), (252, 85556376), (272, 79265466), (288, 74861829), (306, 70458192), (324, 66543848), (336, 64167282), (357, 60392736), (378, 57037584), (408, 52843644), (432, 49907886), (459, 46972128), (476, 45294552), (504, 42778188), (544, 39632733), (567, 38025056), (612, 35229096), (648, 33271924), (672, 32083641), (714, 30196368), (756, 28518792), (816, 26421822), (864, 24953943), (918, 23486064), (952, 22647276), (1008, 21389094), (1071, 20130912), (1134, 19012528), (1224, 17614548), (1296, 16635962), (1377, 15657376), (1428, 15098184), (1512, 14259396), (1632, 13210911), (1836, 11743032), (1904, 11323638), (2016, 10694547), (2142, 10065456), (2268, 9506264), (2448, 8807274), (2592, 8317981), (2754, 7828688), (2856, 7549092), (3024, 7129698), (3213, 6710304), (3672, 5871516), (3808, 5661819), (4284, 5032728), (4536, 4753132), (4896, 4403637), (5508, 3914344), (5712, 3774546), (6048, 3564849), (6426, 3355152), (7344, 2935758), (8568, 2516364), (9072, 2376566), (9639, 2236768), (11016, 1957172), (11424, 1887273), (12852, 1677576), (14688, 1467879), (17136, 1258182), (18144, 1188283), (19278, 1118384), (22032, 978586), (25704, 838788), (34272, 629091), (38556, 559192), (44064, 489293), (51408, 419394), (69899, 308448), (77112, 279596), (102816, 209697), (139798, 154224)]