21036576

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{1811}}^1$

素因数の和:1846

約数の個数: 72

約数和(自身を含む): 60730992

約数和(自身を除く): 39694416

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 726, 968, 1056, 1452, 1811, 1936, 2904, 3622, 3872, 5433, 5808, 7244, 10866, 11616, 14488, 19921, 21732, 28976, 39842, 43464, 57952, 59763, 79684, 86928, 119526, 159368, 173856, 219131, 239052, 318736, 438262, 478104, 637472, 657393, 876524, 956208, 1314786, 1753048, 1912416, 2629572, 3506096, 5259144, 7012192, 10518288, 21036576]

約数ペア:

[(1, 21036576), (2, 10518288), (3, 7012192), (4, 5259144), (6, 3506096), (8, 2629572), (11, 1912416), (12, 1753048), (16, 1314786), (22, 956208), (24, 876524), (32, 657393), (33, 637472), (44, 478104), (48, 438262), (66, 318736), (88, 239052), (96, 219131), (121, 173856), (132, 159368), (176, 119526), (242, 86928), (264, 79684), (352, 59763), (363, 57952), (484, 43464), (528, 39842), (726, 28976), (968, 21732), (1056, 19921), (1452, 14488), (1811, 11616), (1936, 10866), (2904, 7244), (3622, 5808), (3872, 5433)]