21201239808

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2791}}^1$

素因数の和:2980

約数の個数: 288

約数和(自身を含む): 72134558720

約数和(自身を除く): 50933318912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 157, 168, 189, 192, 216, 224, 252, 256, 288, 314, 336, 378, 384, 432, 448, 471, 504, 576, 628, 672, 756, 768, 864, 896, 942, 1008, 1099, 1152, 1256, 1344, 1413, 1512, 1728, 1792, 1884, 2016, 2198, 2304, 2512, 2688, 2791, 2826, 3024, 3297, 3456, 3768, 4032, 4239, 4396, 5024, 5376, 5582, 5652, 6048, 6594, 6912, 7536, 8064, 8373, 8478, 8792, 9891, 10048, 11164, 11304, 12096, 13188, 15072, 16128, 16746, 16956, 17584, 19537, 19782, 20096, 22328, 22608, 24192, 25119, 26376, 29673, 30144, 33492, 33912, 35168, 39074, 39564, 40192, 44656, 45216, 48384, 50238, 52752, 58611, 59346, 60288, 66984, 67824, 70336, 75357, 78148, 79128, 89312, 90432, 100476, 105504, 117222, 118692, 120576, 133968, 135648, 140672, 150714, 156296, 158256, 175833, 178624, 180864, 200952, 211008, 234444, 237384, 267936, 271296, 281344, 301428, 312592, 316512, 351666, 357248, 361728, 401904, 422016, 438187, 468888, 474768, 527499, 535872, 542592, 602856, 625184, 633024, 703332, 714496, 803808, 844032, 876374, 937776, 949536, 1054998, 1071744, 1085184, 1205712, 1250368, 1266048, 1314561, 1406664, 1607616, 1752748, 1875552, 1899072, 2109996, 2143488, 2411424, 2500736, 2532096, 2629122, 2813328, 3067309, 3215232, 3505496, 3751104, 3798144, 3943683, 4219992, 4822848, 5001472, 5258244, 5626656, 6134618, 6430464, 7010992, 7502208, 7596288, 7887366, 8439984, 9201927, 9645696, 10516488, 11253312, 11831049, 12269236, 14021984, 15004416, 15774732, 16879968, 18403854, 19291392, 21032976, 22506624, 23662098, 24538472, 27605781, 28043968, 31549464, 33759936, 36807708, 42065952, 45013248, 47324196, 49076944, 55211562, 56087936, 63098928, 67519872, 73615416, 82817343, 84131904, 94648392, 98153888, 110423124, 112175872, 126197856, 135039744, 147230832, 165634686, 168263808, 189296784, 196307776, 220846248, 252395712, 294461664, 331269372, 336527616, 378593568, 392615552, 441692496, 504791424, 588923328, 662538744, 757187136, 785231104, 883384992, 1009582848, 1177846656, 1325077488, 1514374272, 1766769984, 2355693312, 2650154976, 3028748544, 3533539968, 5300309952, 7067079936, 10600619904, 21201239808]

約数ペア:

[(1, 21201239808), (2, 10600619904), (3, 7067079936), (4, 5300309952), (6, 3533539968), (7, 3028748544), (8, 2650154976), (9, 2355693312), (12, 1766769984), (14, 1514374272), (16, 1325077488), (18, 1177846656), (21, 1009582848), (24, 883384992), (27, 785231104), (28, 757187136), (32, 662538744), (36, 588923328), (42, 504791424), (48, 441692496), (54, 392615552), (56, 378593568), (63, 336527616), (64, 331269372), (72, 294461664), (84, 252395712), (96, 220846248), (108, 196307776), (112, 189296784), (126, 168263808), (128, 165634686), (144, 147230832), (157, 135039744), (168, 126197856), (189, 112175872), (192, 110423124), (216, 98153888), (224, 94648392), (252, 84131904), (256, 82817343), (288, 73615416), (314, 67519872), (336, 63098928), (378, 56087936), (384, 55211562), (432, 49076944), (448, 47324196), (471, 45013248), (504, 42065952), (576, 36807708), (628, 33759936), (672, 31549464), (756, 28043968), (768, 27605781), (864, 24538472), (896, 23662098), (942, 22506624), (1008, 21032976), (1099, 19291392), (1152, 18403854), (1256, 16879968), (1344, 15774732), (1413, 15004416), (1512, 14021984), (1728, 12269236), (1792, 11831049), (1884, 11253312), (2016, 10516488), (2198, 9645696), (2304, 9201927), (2512, 8439984), (2688, 7887366), (2791, 7596288), (2826, 7502208), (3024, 7010992), (3297, 6430464), (3456, 6134618), (3768, 5626656), (4032, 5258244), (4239, 5001472), (4396, 4822848), (5024, 4219992), (5376, 3943683), (5582, 3798144), (5652, 3751104), (6048, 3505496), (6594, 3215232), (6912, 3067309), (7536, 2813328), (8064, 2629122), (8373, 2532096), (8478, 2500736), (8792, 2411424), (9891, 2143488), (10048, 2109996), (11164, 1899072), (11304, 1875552), (12096, 1752748), (13188, 1607616), (15072, 1406664), (16128, 1314561), (16746, 1266048), (16956, 1250368), (17584, 1205712), (19537, 1085184), (19782, 1071744), (20096, 1054998), (22328, 949536), (22608, 937776), (24192, 876374), (25119, 844032), (26376, 803808), (29673, 714496), (30144, 703332), (33492, 633024), (33912, 625184), (35168, 602856), (39074, 542592), (39564, 535872), (40192, 527499), (44656, 474768), (45216, 468888), (48384, 438187), (50238, 422016), (52752, 401904), (58611, 361728), (59346, 357248), (60288, 351666), (66984, 316512), (67824, 312592), (70336, 301428), (75357, 281344), (78148, 271296), (79128, 267936), (89312, 237384), (90432, 234444), (100476, 211008), (105504, 200952), (117222, 180864), (118692, 178624), (120576, 175833), (133968, 158256), (135648, 156296), (140672, 150714)]