21340418398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{9222307}}^1$

素因数の和:9222411

約数の個数: 16

約数和(自身を含む): 34860324240

約数和(自身を除く): 13519905842

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 9222307, 18444614, 119889991, 239779982, 820785323, 1641570646, 10670209199, 21340418398]

約数ペア:

[(1, 21340418398), (2, 10670209199), (13, 1641570646), (26, 820785323), (89, 239779982), (178, 119889991), (1157, 18444614), (2314, 9222307)]