21766736

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{33181}}^1$

素因数の和:33230

約数の個数: 20

約数和(自身を含む): 43202964

約数和(自身を除く): 21436228

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 33181, 66362, 132724, 265448, 530896, 1360421, 2720842, 5441684, 10883368, 21766736]

約数ペア:

[(1, 21766736), (2, 10883368), (4, 5441684), (8, 2720842), (16, 1360421), (41, 530896), (82, 265448), (164, 132724), (328, 66362), (656, 33181)]