16408021

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 19611648

約数和(自身を除く): 3203627

約数列:

[1, 7, 31, 83, 217, 581, 911, 2573, 6377, 18011, 28241, 75613, 197687, 529291, 2344003, 16408021]

約数ペア:

[(1, 16408021), (7, 2344003), (31, 529291), (83, 197687), (217, 75613), (581, 28241), (911, 18011), (2573, 6377)]