21674048

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1811}}^1$

素因数の和:1851

約数の個数: 56

約数和(自身を含む): 49706784

約数和(自身を除く): 28032736

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 1811, 2992, 3622, 5984, 7244, 11968, 14488, 19921, 28976, 30787, 39842, 57952, 61574, 79684, 115904, 123148, 159368, 246296, 318736, 338657, 492592, 637472, 677314, 985184, 1274944, 1354628, 1970368, 2709256, 5418512, 10837024, 21674048]

約数ペア:

[(1, 21674048), (2, 10837024), (4, 5418512), (8, 2709256), (11, 1970368), (16, 1354628), (17, 1274944), (22, 985184), (32, 677314), (34, 637472), (44, 492592), (64, 338657), (68, 318736), (88, 246296), (136, 159368), (176, 123148), (187, 115904), (272, 79684), (352, 61574), (374, 57952), (544, 39842), (704, 30787), (748, 28976), (1088, 19921), (1496, 14488), (1811, 11968), (2992, 7244), (3622, 5984)]