21691505808

素因数分解:

$2^4\times 3^8\times 7^2\times {\mathrm{4217}}^1$

素因数の和:4263

約数の個数: 270

約数和(自身を含む): 73347000246

約数和(自身を除く): 51655494438

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 243, 252, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 729, 756, 784, 882, 972, 1008, 1134, 1176, 1296, 1323, 1458, 1512, 1701, 1764, 1944, 2187, 2268, 2352, 2646, 2916, 3024, 3402, 3528, 3888, 3969, 4217, 4374, 4536, 5103, 5292, 5832, 6561, 6804, 7056, 7938, 8434, 8748, 9072, 10206, 10584, 11664, 11907, 12651, 13122, 13608, 15309, 15876, 16868, 17496, 20412, 21168, 23814, 25302, 26244, 27216, 29519, 30618, 31752, 33736, 34992, 35721, 37953, 40824, 45927, 47628, 50604, 52488, 59038, 61236, 63504, 67472, 71442, 75906, 81648, 88557, 91854, 95256, 101208, 104976, 107163, 113859, 118076, 122472, 142884, 151812, 177114, 183708, 190512, 202416, 206633, 214326, 227718, 236152, 244944, 265671, 285768, 303624, 321489, 341577, 354228, 367416, 413266, 428652, 455436, 472304, 531342, 571536, 607248, 619899, 642978, 683154, 708456, 734832, 797013, 826532, 857304, 910872, 1024731, 1062684, 1239798, 1285956, 1366308, 1416912, 1594026, 1653064, 1714608, 1821744, 1859697, 2049462, 2125368, 2391039, 2479596, 2571912, 2732616, 3074193, 3188052, 3306128, 3719394, 4098924, 4250736, 4782078, 4959192, 5143824, 5465232, 5579091, 6148386, 6376104, 7173117, 7438788, 8197848, 9222579, 9564156, 9918384, 11158182, 12296772, 12752208, 14346234, 14877576, 16395696, 16737273, 18445158, 19128312, 21519351, 22316364, 24593544, 27667737, 28692468, 29755152, 33474546, 36890316, 38256624, 43038702, 44632728, 49187088, 50211819, 55335474, 57384936, 64558053, 66949092, 73780632, 86077404, 89265456, 100423638, 110670948, 114769872, 129116106, 133898184, 147561264, 150635457, 172154808, 193674159, 200847276, 221341896, 258232212, 267796368, 301270914, 344309616, 387348318, 401694552, 442683792, 451906371, 516464424, 602541828, 774696636, 803389104, 903812742, 1032928848, 1205083656, 1355719113, 1549393272, 1807625484, 2410167312, 2711438226, 3098786544, 3615250968, 5422876452, 7230501936, 10845752904, 21691505808]

約数ペア:

[(1, 21691505808), (2, 10845752904), (3, 7230501936), (4, 5422876452), (6, 3615250968), (7, 3098786544), (8, 2711438226), (9, 2410167312), (12, 1807625484), (14, 1549393272), (16, 1355719113), (18, 1205083656), (21, 1032928848), (24, 903812742), (27, 803389104), (28, 774696636), (36, 602541828), (42, 516464424), (48, 451906371), (49, 442683792), (54, 401694552), (56, 387348318), (63, 344309616), (72, 301270914), (81, 267796368), (84, 258232212), (98, 221341896), (108, 200847276), (112, 193674159), (126, 172154808), (144, 150635457), (147, 147561264), (162, 133898184), (168, 129116106), (189, 114769872), (196, 110670948), (216, 100423638), (243, 89265456), (252, 86077404), (294, 73780632), (324, 66949092), (336, 64558053), (378, 57384936), (392, 55335474), (432, 50211819), (441, 49187088), (486, 44632728), (504, 43038702), (567, 38256624), (588, 36890316), (648, 33474546), (729, 29755152), (756, 28692468), (784, 27667737), (882, 24593544), (972, 22316364), (1008, 21519351), (1134, 19128312), (1176, 18445158), (1296, 16737273), (1323, 16395696), (1458, 14877576), (1512, 14346234), (1701, 12752208), (1764, 12296772), (1944, 11158182), (2187, 9918384), (2268, 9564156), (2352, 9222579), (2646, 8197848), (2916, 7438788), (3024, 7173117), (3402, 6376104), (3528, 6148386), (3888, 5579091), (3969, 5465232), (4217, 5143824), (4374, 4959192), (4536, 4782078), (5103, 4250736), (5292, 4098924), (5832, 3719394), (6561, 3306128), (6804, 3188052), (7056, 3074193), (7938, 2732616), (8434, 2571912), (8748, 2479596), (9072, 2391039), (10206, 2125368), (10584, 2049462), (11664, 1859697), (11907, 1821744), (12651, 1714608), (13122, 1653064), (13608, 1594026), (15309, 1416912), (15876, 1366308), (16868, 1285956), (17496, 1239798), (20412, 1062684), (21168, 1024731), (23814, 910872), (25302, 857304), (26244, 826532), (27216, 797013), (29519, 734832), (30618, 708456), (31752, 683154), (33736, 642978), (34992, 619899), (35721, 607248), (37953, 571536), (40824, 531342), (45927, 472304), (47628, 455436), (50604, 428652), (52488, 413266), (59038, 367416), (61236, 354228), (63504, 341577), (67472, 321489), (71442, 303624), (75906, 285768), (81648, 265671), (88557, 244944), (91854, 236152), (95256, 227718), (101208, 214326), (104976, 206633), (107163, 202416), (113859, 190512), (118076, 183708), (122472, 177114), (142884, 151812)]