21046272

素因数分解:

$2^{10}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 176

約数和(自身を含む): 66028032

約数和(自身を除く): 44981760

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 64, 68, 78, 93, 96, 102, 104, 124, 128, 136, 156, 186, 192, 204, 208, 221, 248, 256, 272, 312, 372, 384, 403, 408, 416, 442, 496, 512, 527, 544, 624, 663, 744, 768, 806, 816, 832, 884, 992, 1024, 1054, 1088, 1209, 1248, 1326, 1488, 1536, 1581, 1612, 1632, 1664, 1768, 1984, 2108, 2176, 2418, 2496, 2652, 2976, 3072, 3162, 3224, 3264, 3328, 3536, 3968, 4216, 4352, 4836, 4992, 5304, 5952, 6324, 6448, 6528, 6656, 6851, 7072, 7936, 8432, 8704, 9672, 9984, 10608, 11904, 12648, 12896, 13056, 13312, 13702, 14144, 15872, 16864, 17408, 19344, 19968, 20553, 21216, 23808, 25296, 25792, 26112, 27404, 28288, 31744, 33728, 38688, 39936, 41106, 42432, 47616, 50592, 51584, 52224, 54808, 56576, 67456, 77376, 82212, 84864, 95232, 101184, 103168, 109616, 113152, 134912, 154752, 164424, 169728, 202368, 206336, 219232, 226304, 269824, 309504, 328848, 339456, 404736, 412672, 438464, 539648, 619008, 657696, 678912, 809472, 876928, 1238016, 1315392, 1618944, 1753856, 2630784, 3507712, 5261568, 7015424, 10523136, 21046272]

約数ペア:

[(1, 21046272), (2, 10523136), (3, 7015424), (4, 5261568), (6, 3507712), (8, 2630784), (12, 1753856), (13, 1618944), (16, 1315392), (17, 1238016), (24, 876928), (26, 809472), (31, 678912), (32, 657696), (34, 619008), (39, 539648), (48, 438464), (51, 412672), (52, 404736), (62, 339456), (64, 328848), (68, 309504), (78, 269824), (93, 226304), (96, 219232), (102, 206336), (104, 202368), (124, 169728), (128, 164424), (136, 154752), (156, 134912), (186, 113152), (192, 109616), (204, 103168), (208, 101184), (221, 95232), (248, 84864), (256, 82212), (272, 77376), (312, 67456), (372, 56576), (384, 54808), (403, 52224), (408, 51584), (416, 50592), (442, 47616), (496, 42432), (512, 41106), (527, 39936), (544, 38688), (624, 33728), (663, 31744), (744, 28288), (768, 27404), (806, 26112), (816, 25792), (832, 25296), (884, 23808), (992, 21216), (1024, 20553), (1054, 19968), (1088, 19344), (1209, 17408), (1248, 16864), (1326, 15872), (1488, 14144), (1536, 13702), (1581, 13312), (1612, 13056), (1632, 12896), (1664, 12648), (1768, 11904), (1984, 10608), (2108, 9984), (2176, 9672), (2418, 8704), (2496, 8432), (2652, 7936), (2976, 7072), (3072, 6851), (3162, 6656), (3224, 6528), (3264, 6448), (3328, 6324), (3536, 5952), (3968, 5304), (4216, 4992), (4352, 4836)]