21054651408

素因数分解:

$2^4\times 3^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2078

約数の個数: 320

約数和(自身を含む): 71582720000

約数和(自身を除く): 50528068592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 43, 48, 54, 56, 63, 72, 81, 84, 86, 108, 112, 126, 129, 144, 162, 168, 172, 189, 216, 243, 252, 258, 301, 324, 336, 344, 378, 387, 432, 486, 504, 516, 567, 602, 648, 688, 729, 756, 774, 903, 972, 1008, 1032, 1134, 1161, 1204, 1296, 1458, 1512, 1548, 1701, 1806, 1944, 1999, 2064, 2187, 2268, 2322, 2408, 2709, 2916, 3024, 3096, 3402, 3483, 3612, 3888, 3998, 4374, 4536, 4644, 4816, 5103, 5418, 5832, 5997, 6192, 6804, 6966, 7224, 7996, 8127, 8748, 9072, 9288, 10206, 10449, 10836, 11664, 11994, 13608, 13932, 13993, 14448, 15309, 15992, 16254, 17496, 17991, 18576, 20412, 20898, 21672, 23988, 24381, 27216, 27864, 27986, 30618, 31347, 31984, 32508, 34992, 35982, 40824, 41796, 41979, 43344, 47976, 48762, 53973, 55728, 55972, 61236, 62694, 65016, 71964, 73143, 81648, 83592, 83958, 85957, 94041, 95952, 97524, 107946, 111944, 122472, 125388, 125937, 130032, 143928, 146286, 161919, 167184, 167916, 171914, 188082, 195048, 215892, 219429, 223888, 244944, 250776, 251874, 257871, 287856, 292572, 323838, 335832, 343828, 376164, 377811, 390096, 431784, 438858, 485757, 501552, 503748, 515742, 585144, 601699, 647676, 658287, 671664, 687656, 752328, 755622, 773613, 863568, 877716, 971514, 1007496, 1031484, 1133433, 1170288, 1203398, 1295352, 1316574, 1375312, 1457271, 1504656, 1511244, 1547226, 1755432, 1805097, 1943028, 2014992, 2062968, 2266866, 2320839, 2406796, 2590704, 2633148, 2914542, 3022488, 3094452, 3400299, 3510864, 3610194, 3886056, 4125936, 4371813, 4533732, 4641678, 4813592, 5266296, 5415291, 5829084, 6044976, 6188904, 6800598, 6962517, 7220388, 7772112, 8743626, 9067464, 9283356, 9627184, 10200897, 10532592, 10830582, 11658168, 12377808, 13601196, 13925034, 14440776, 16245873, 17487252, 18134928, 18566712, 20401794, 20887551, 21661164, 23316336, 27202392, 27850068, 28881552, 30602691, 32491746, 34974504, 37133424, 40803588, 41775102, 43322328, 48737619, 54404784, 55700136, 61205382, 62662653, 64983492, 69949008, 81607176, 83550204, 86644656, 97475238, 111400272, 122410764, 125325306, 129966984, 146212857, 163214352, 167100408, 187987959, 194950476, 244821528, 250650612, 259933968, 292425714, 334200816, 375975918, 389900952, 438638571, 489643056, 501301224, 584851428, 751951836, 779801904, 877277142, 1002602448, 1169702856, 1315915713, 1503903672, 1754554284, 2339405712, 2631831426, 3007807344, 3509108568, 5263662852, 7018217136, 10527325704, 21054651408]

約数ペア:

[(1, 21054651408), (2, 10527325704), (3, 7018217136), (4, 5263662852), (6, 3509108568), (7, 3007807344), (8, 2631831426), (9, 2339405712), (12, 1754554284), (14, 1503903672), (16, 1315915713), (18, 1169702856), (21, 1002602448), (24, 877277142), (27, 779801904), (28, 751951836), (36, 584851428), (42, 501301224), (43, 489643056), (48, 438638571), (54, 389900952), (56, 375975918), (63, 334200816), (72, 292425714), (81, 259933968), (84, 250650612), (86, 244821528), (108, 194950476), (112, 187987959), (126, 167100408), (129, 163214352), (144, 146212857), (162, 129966984), (168, 125325306), (172, 122410764), (189, 111400272), (216, 97475238), (243, 86644656), (252, 83550204), (258, 81607176), (301, 69949008), (324, 64983492), (336, 62662653), (344, 61205382), (378, 55700136), (387, 54404784), (432, 48737619), (486, 43322328), (504, 41775102), (516, 40803588), (567, 37133424), (602, 34974504), (648, 32491746), (688, 30602691), (729, 28881552), (756, 27850068), (774, 27202392), (903, 23316336), (972, 21661164), (1008, 20887551), (1032, 20401794), (1134, 18566712), (1161, 18134928), (1204, 17487252), (1296, 16245873), (1458, 14440776), (1512, 13925034), (1548, 13601196), (1701, 12377808), (1806, 11658168), (1944, 10830582), (1999, 10532592), (2064, 10200897), (2187, 9627184), (2268, 9283356), (2322, 9067464), (2408, 8743626), (2709, 7772112), (2916, 7220388), (3024, 6962517), (3096, 6800598), (3402, 6188904), (3483, 6044976), (3612, 5829084), (3888, 5415291), (3998, 5266296), (4374, 4813592), (4536, 4641678), (4644, 4533732), (4816, 4371813), (5103, 4125936), (5418, 3886056), (5832, 3610194), (5997, 3510864), (6192, 3400299), (6804, 3094452), (6966, 3022488), (7224, 2914542), (7996, 2633148), (8127, 2590704), (8748, 2406796), (9072, 2320839), (9288, 2266866), (10206, 2062968), (10449, 2014992), (10836, 1943028), (11664, 1805097), (11994, 1755432), (13608, 1547226), (13932, 1511244), (13993, 1504656), (14448, 1457271), (15309, 1375312), (15992, 1316574), (16254, 1295352), (17496, 1203398), (17991, 1170288), (18576, 1133433), (20412, 1031484), (20898, 1007496), (21672, 971514), (23988, 877716), (24381, 863568), (27216, 773613), (27864, 755622), (27986, 752328), (30618, 687656), (31347, 671664), (31984, 658287), (32508, 647676), (34992, 601699), (35982, 585144), (40824, 515742), (41796, 503748), (41979, 501552), (43344, 485757), (47976, 438858), (48762, 431784), (53973, 390096), (55728, 377811), (55972, 376164), (61236, 343828), (62694, 335832), (65016, 323838), (71964, 292572), (73143, 287856), (81648, 257871), (83592, 251874), (83958, 250776), (85957, 244944), (94041, 223888), (95952, 219429), (97524, 215892), (107946, 195048), (111944, 188082), (122472, 171914), (125388, 167916), (125937, 167184), (130032, 161919), (143928, 146286)]