21060410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 46006272

約数和(自身を除く): 24945862

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 103, 115, 127, 161, 206, 230, 254, 322, 515, 635, 721, 805, 889, 1030, 1270, 1442, 1610, 1778, 2369, 2921, 3605, 4445, 4738, 5842, 7210, 8890, 11845, 13081, 14605, 16583, 20447, 23690, 26162, 29210, 33166, 40894, 65405, 82915, 91567, 102235, 130810, 165830, 183134, 204470, 300863, 457835, 601726, 915670, 1504315, 2106041, 3008630, 4212082, 10530205, 21060410]

約数ペア:

[(1, 21060410), (2, 10530205), (5, 4212082), (7, 3008630), (10, 2106041), (14, 1504315), (23, 915670), (35, 601726), (46, 457835), (70, 300863), (103, 204470), (115, 183134), (127, 165830), (161, 130810), (206, 102235), (230, 91567), (254, 82915), (322, 65405), (515, 40894), (635, 33166), (721, 29210), (805, 26162), (889, 23690), (1030, 20447), (1270, 16583), (1442, 14605), (1610, 13081), (1778, 11845), (2369, 8890), (2921, 7210), (3605, 5842), (4445, 4738)]