21186707904

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{563}}^1\times {\mathrm{827}}^1$

素因数の和:1487

約数の個数: 168

約数和(自身を含む): 61680303360

約数和(自身を除く): 40493595456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 474, 563, 576, 632, 711, 827, 948, 1126, 1264, 1422, 1654, 1689, 1896, 2252, 2481, 2528, 2844, 3308, 3378, 3792, 4504, 4962, 5056, 5067, 5688, 6616, 6756, 7443, 7584, 9008, 9924, 10134, 11376, 13232, 13512, 14886, 15168, 18016, 19848, 20268, 22752, 26464, 27024, 29772, 36032, 39696, 40536, 44477, 45504, 52928, 54048, 59544, 65333, 79392, 81072, 88954, 108096, 119088, 130666, 133431, 158784, 162144, 177908, 195999, 238176, 261332, 266862, 324288, 355816, 391998, 400293, 465601, 476352, 522664, 533724, 587997, 711632, 783996, 800586, 931202, 1045328, 1067448, 1175994, 1396803, 1423264, 1567992, 1601172, 1862404, 2090656, 2134896, 2351988, 2793606, 2846528, 3135984, 3202344, 3724808, 4181312, 4190409, 4269792, 4703976, 5587212, 6271968, 6404688, 7449616, 8380818, 8539584, 9407952, 11174424, 12543936, 12809376, 14899232, 16761636, 18815904, 22348848, 25618752, 29798464, 33523272, 36782479, 37631808, 44697696, 67046544, 73564958, 89395392, 110347437, 134093088, 147129916, 220694874, 268186176, 294259832, 331042311, 441389748, 588519664, 662084622, 882779496, 1177039328, 1324169244, 1765558992, 2354078656, 2648338488, 3531117984, 5296676976, 7062235968, 10593353952, 21186707904]

約数ペア:

[(1, 21186707904), (2, 10593353952), (3, 7062235968), (4, 5296676976), (6, 3531117984), (8, 2648338488), (9, 2354078656), (12, 1765558992), (16, 1324169244), (18, 1177039328), (24, 882779496), (32, 662084622), (36, 588519664), (48, 441389748), (64, 331042311), (72, 294259832), (79, 268186176), (96, 220694874), (144, 147129916), (158, 134093088), (192, 110347437), (237, 89395392), (288, 73564958), (316, 67046544), (474, 44697696), (563, 37631808), (576, 36782479), (632, 33523272), (711, 29798464), (827, 25618752), (948, 22348848), (1126, 18815904), (1264, 16761636), (1422, 14899232), (1654, 12809376), (1689, 12543936), (1896, 11174424), (2252, 9407952), (2481, 8539584), (2528, 8380818), (2844, 7449616), (3308, 6404688), (3378, 6271968), (3792, 5587212), (4504, 4703976), (4962, 4269792), (5056, 4190409), (5067, 4181312), (5688, 3724808), (6616, 3202344), (6756, 3135984), (7443, 2846528), (7584, 2793606), (9008, 2351988), (9924, 2134896), (10134, 2090656), (11376, 1862404), (13232, 1601172), (13512, 1567992), (14886, 1423264), (15168, 1396803), (18016, 1175994), (19848, 1067448), (20268, 1045328), (22752, 931202), (26464, 800586), (27024, 783996), (29772, 711632), (36032, 587997), (39696, 533724), (40536, 522664), (44477, 476352), (45504, 465601), (52928, 400293), (54048, 391998), (59544, 355816), (65333, 324288), (79392, 266862), (81072, 261332), (88954, 238176), (108096, 195999), (119088, 177908), (130666, 162144), (133431, 158784)]