21161088

素因数分解:

$2^7\times 3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 68251260

約数和(自身を除く): 47090172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 157, 162, 192, 208, 216, 234, 288, 312, 314, 324, 351, 384, 416, 432, 468, 471, 576, 624, 628, 648, 702, 832, 864, 936, 942, 1053, 1152, 1248, 1256, 1296, 1404, 1413, 1664, 1728, 1872, 1884, 2041, 2106, 2496, 2512, 2592, 2808, 2826, 3456, 3744, 3768, 4082, 4212, 4239, 4992, 5024, 5184, 5616, 5652, 6123, 7488, 7536, 8164, 8424, 8478, 10048, 10368, 11232, 11304, 12246, 12717, 14976, 15072, 16328, 16848, 16956, 18369, 20096, 22464, 22608, 24492, 25434, 30144, 32656, 33696, 33912, 36738, 44928, 45216, 48984, 50868, 55107, 60288, 65312, 67392, 67824, 73476, 90432, 97968, 101736, 110214, 130624, 134784, 135648, 146952, 165321, 180864, 195936, 203472, 220428, 261248, 271296, 293904, 330642, 391872, 406944, 440856, 542592, 587808, 661284, 783744, 813888, 881712, 1175616, 1322568, 1627776, 1763424, 2351232, 2645136, 3526848, 5290272, 7053696, 10580544, 21161088]

約数ペア:

[(1, 21161088), (2, 10580544), (3, 7053696), (4, 5290272), (6, 3526848), (8, 2645136), (9, 2351232), (12, 1763424), (13, 1627776), (16, 1322568), (18, 1175616), (24, 881712), (26, 813888), (27, 783744), (32, 661284), (36, 587808), (39, 542592), (48, 440856), (52, 406944), (54, 391872), (64, 330642), (72, 293904), (78, 271296), (81, 261248), (96, 220428), (104, 203472), (108, 195936), (117, 180864), (128, 165321), (144, 146952), (156, 135648), (157, 134784), (162, 130624), (192, 110214), (208, 101736), (216, 97968), (234, 90432), (288, 73476), (312, 67824), (314, 67392), (324, 65312), (351, 60288), (384, 55107), (416, 50868), (432, 48984), (468, 45216), (471, 44928), (576, 36738), (624, 33912), (628, 33696), (648, 32656), (702, 30144), (832, 25434), (864, 24492), (936, 22608), (942, 22464), (1053, 20096), (1152, 18369), (1248, 16956), (1256, 16848), (1296, 16328), (1404, 15072), (1413, 14976), (1664, 12717), (1728, 12246), (1872, 11304), (1884, 11232), (2041, 10368), (2106, 10048), (2496, 8478), (2512, 8424), (2592, 8164), (2808, 7536), (2826, 7488), (3456, 6123), (3744, 5652), (3768, 5616), (4082, 5184), (4212, 5024), (4239, 4992)]