21583712

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16451}}^1$

素因数の和:16502

約数の個数: 24

約数和(自身を含む): 43531992

約数和(自身を除く): 21948280

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16451, 32902, 65804, 131608, 263216, 526432, 674491, 1348982, 2697964, 5395928, 10791856, 21583712]

約数ペア:

[(1, 21583712), (2, 10791856), (4, 5395928), (8, 2697964), (16, 1348982), (32, 674491), (41, 526432), (82, 263216), (164, 131608), (328, 65804), (656, 32902), (1312, 16451)]