21209523456

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:913

約数の個数: 288

約数和(自身を含む): 64235888640

約数和(自身を除く): 43026365184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 109, 124, 128, 132, 176, 186, 192, 218, 248, 256, 264, 327, 341, 352, 372, 384, 436, 496, 528, 654, 682, 704, 743, 744, 768, 872, 992, 1023, 1056, 1199, 1308, 1364, 1408, 1486, 1488, 1744, 1984, 2046, 2112, 2229, 2398, 2616, 2728, 2816, 2972, 2976, 3379, 3488, 3597, 3968, 4092, 4224, 4458, 4796, 5232, 5456, 5944, 5952, 6758, 6976, 7194, 7936, 8173, 8184, 8448, 8916, 9592, 10137, 10464, 10912, 11888, 11904, 13516, 13952, 14388, 16346, 16368, 17832, 19184, 20274, 20928, 21824, 23033, 23776, 23808, 24519, 27032, 27904, 28776, 32692, 32736, 35664, 37169, 38368, 40548, 41856, 43648, 46066, 47552, 49038, 54064, 57552, 65384, 65472, 69099, 71328, 74338, 76736, 80987, 81096, 83712, 87296, 92132, 95104, 98076, 108128, 111507, 115104, 130768, 130944, 138198, 142656, 148676, 153472, 161974, 162192, 184264, 190208, 196152, 216256, 223014, 230208, 242961, 253363, 261536, 261888, 276396, 285312, 297352, 306944, 323948, 324384, 368528, 392304, 432512, 446028, 460416, 485922, 506726, 523072, 552792, 570624, 594704, 647896, 648768, 737056, 760089, 784608, 865024, 890857, 892056, 920832, 971844, 1013452, 1046144, 1105584, 1189408, 1295792, 1297536, 1474112, 1520178, 1569216, 1781714, 1784112, 1943688, 2026904, 2092288, 2211168, 2378816, 2510597, 2591584, 2595072, 2672571, 2948224, 3040356, 3138432, 3563428, 3568224, 3887376, 4053808, 4422336, 4757632, 5021194, 5183168, 5345142, 5896448, 6080712, 6276864, 7126856, 7136448, 7531791, 7774752, 8107616, 8844672, 9515264, 10042388, 10366336, 10690284, 12161424, 14253712, 14272896, 15063582, 15549504, 16215232, 17689344, 20084776, 20732672, 21380568, 24322848, 27616567, 28507424, 28545792, 30127164, 31099008, 32430464, 40169552, 42761136, 48645696, 55233134, 57014848, 60254328, 62198016, 64860928, 80339104, 82849701, 85522272, 97291392, 110466268, 114029696, 120508656, 160678208, 165699402, 171044544, 194582784, 220932536, 228059392, 241017312, 321356416, 331398804, 342089088, 441865072, 482034624, 642712832, 662797608, 684178176, 883730144, 964069248, 1325595216, 1767460288, 1928138496, 2651190432, 3534920576, 5302380864, 7069841152, 10604761728, 21209523456]

約数ペア:

[(1, 21209523456), (2, 10604761728), (3, 7069841152), (4, 5302380864), (6, 3534920576), (8, 2651190432), (11, 1928138496), (12, 1767460288), (16, 1325595216), (22, 964069248), (24, 883730144), (31, 684178176), (32, 662797608), (33, 642712832), (44, 482034624), (48, 441865072), (62, 342089088), (64, 331398804), (66, 321356416), (88, 241017312), (93, 228059392), (96, 220932536), (109, 194582784), (124, 171044544), (128, 165699402), (132, 160678208), (176, 120508656), (186, 114029696), (192, 110466268), (218, 97291392), (248, 85522272), (256, 82849701), (264, 80339104), (327, 64860928), (341, 62198016), (352, 60254328), (372, 57014848), (384, 55233134), (436, 48645696), (496, 42761136), (528, 40169552), (654, 32430464), (682, 31099008), (704, 30127164), (743, 28545792), (744, 28507424), (768, 27616567), (872, 24322848), (992, 21380568), (1023, 20732672), (1056, 20084776), (1199, 17689344), (1308, 16215232), (1364, 15549504), (1408, 15063582), (1486, 14272896), (1488, 14253712), (1744, 12161424), (1984, 10690284), (2046, 10366336), (2112, 10042388), (2229, 9515264), (2398, 8844672), (2616, 8107616), (2728, 7774752), (2816, 7531791), (2972, 7136448), (2976, 7126856), (3379, 6276864), (3488, 6080712), (3597, 5896448), (3968, 5345142), (4092, 5183168), (4224, 5021194), (4458, 4757632), (4796, 4422336), (5232, 4053808), (5456, 3887376), (5944, 3568224), (5952, 3563428), (6758, 3138432), (6976, 3040356), (7194, 2948224), (7936, 2672571), (8173, 2595072), (8184, 2591584), (8448, 2510597), (8916, 2378816), (9592, 2211168), (10137, 2092288), (10464, 2026904), (10912, 1943688), (11888, 1784112), (11904, 1781714), (13516, 1569216), (13952, 1520178), (14388, 1474112), (16346, 1297536), (16368, 1295792), (17832, 1189408), (19184, 1105584), (20274, 1046144), (20928, 1013452), (21824, 971844), (23033, 920832), (23776, 892056), (23808, 890857), (24519, 865024), (27032, 784608), (27904, 760089), (28776, 737056), (32692, 648768), (32736, 647896), (35664, 594704), (37169, 570624), (38368, 552792), (40548, 523072), (41856, 506726), (43648, 485922), (46066, 460416), (47552, 446028), (49038, 432512), (54064, 392304), (57552, 368528), (65384, 324384), (65472, 323948), (69099, 306944), (71328, 297352), (74338, 285312), (76736, 276396), (80987, 261888), (81096, 261536), (83712, 253363), (87296, 242961), (92132, 230208), (95104, 223014), (98076, 216256), (108128, 196152), (111507, 190208), (115104, 184264), (130768, 162192), (130944, 161974), (138198, 153472), (142656, 148676)]