21048768

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{937}}^1$

素因数の和:971

約数の個数: 112

約数和(自身を含む): 66710560

約数和(自身を除く): 45661792

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, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 937, 1248, 1404, 1728, 1872, 1874, 2496, 2808, 2811, 3744, 3748, 5616, 5622, 7488, 7496, 8433, 11232, 11244, 12181, 14992, 16866, 22464, 22488, 24362, 25299, 29984, 33732, 36543, 44976, 48724, 50598, 59968, 67464, 73086, 89952, 97448, 101196, 109629, 134928, 146172, 179904, 194896, 202392, 219258, 269856, 292344, 328887, 389792, 404784, 438516, 539712, 584688, 657774, 779584, 809568, 877032, 1169376, 1315548, 1619136, 1754064, 2338752, 2631096, 3508128, 5262192, 7016256, 10524384, 21048768]

約数ペア:

[(1, 21048768), (2, 10524384), (3, 7016256), (4, 5262192), (6, 3508128), (8, 2631096), (9, 2338752), (12, 1754064), (13, 1619136), (16, 1315548), (18, 1169376), (24, 877032), (26, 809568), (27, 779584), (32, 657774), (36, 584688), (39, 539712), (48, 438516), (52, 404784), (54, 389792), (64, 328887), (72, 292344), (78, 269856), (96, 219258), (104, 202392), (108, 194896), (117, 179904), (144, 146172), (156, 134928), (192, 109629), (208, 101196), (216, 97448), (234, 89952), (288, 73086), (312, 67464), (351, 59968), (416, 50598), (432, 48724), (468, 44976), (576, 36543), (624, 33732), (702, 29984), (832, 25299), (864, 24362), (936, 22488), (937, 22464), (1248, 16866), (1404, 14992), (1728, 12181), (1872, 11244), (1874, 11232), (2496, 8433), (2808, 7496), (2811, 7488), (3744, 5622), (3748, 5616)]