21812296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{797}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 23003384

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 311, 622, 797, 1244, 1594, 2488, 3188, 3421, 6376, 6842, 8767, 13684, 17534, 27368, 35068, 70136, 247867, 495734, 991468, 1982936, 2726537, 5453074, 10906148, 21812296]

約数ペア:

[(1, 21812296), (2, 10906148), (4, 5453074), (8, 2726537), (11, 1982936), (22, 991468), (44, 495734), (88, 247867), (311, 70136), (622, 35068), (797, 27368), (1244, 17534), (1594, 13684), (2488, 8767), (3188, 6842), (3421, 6376)]