2021481679

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{43669}}^1$

素因数の和:44082

約数の個数: 16

約数和(自身を含む): 2452507200

約数和(自身を除く): 431025521

約数列:

[1, 7, 17, 119, 389, 2723, 6613, 43669, 46291, 305683, 742373, 5196611, 16987241, 118910687, 288783097, 2021481679]

約数ペア:

[(1, 2021481679), (7, 288783097), (17, 118910687), (119, 16987241), (389, 5196611), (2723, 742373), (6613, 305683), (43669, 46291)]