21894902

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3217}}^1$

素因数の和:3343

約数の個数: 16

約数和(自身を含む): 34059312

約数和(自身を除く): 12164410

約数列:

[1, 2, 41, 82, 83, 166, 3217, 3403, 6434, 6806, 131897, 263794, 267011, 534022, 10947451, 21894902]

約数ペア:

[(1, 21894902), (2, 10947451), (41, 534022), (82, 267011), (83, 263794), (166, 131897), (3217, 6806), (3403, 6434)]