21717946

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3191}}^1$

素因数の和:3317

約数の個数: 16

約数和(自身を含む): 33784128

約数和(自身を除く): 12066182

約数列:

[1, 2, 41, 82, 83, 166, 3191, 3403, 6382, 6806, 130831, 261662, 264853, 529706, 10858973, 21717946]

約数ペア:

[(1, 21717946), (2, 10858973), (41, 529706), (82, 264853), (83, 261662), (166, 130831), (3191, 6806), (3403, 6382)]