2021505723

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{829}}^1\times {\mathrm{6301}}^1$

素因数の和:7179

約数の個数: 24

約数和(自身を含む): 2991937520

約数和(自身を除く): 970431797

約数列:

[1, 3, 9, 43, 129, 387, 829, 2487, 6301, 7461, 18903, 35647, 56709, 106941, 270943, 320823, 812829, 2438487, 5223529, 15670587, 47011761, 224611747, 673835241, 2021505723]

約数ペア:

[(1, 2021505723), (3, 673835241), (9, 224611747), (43, 47011761), (129, 15670587), (387, 5223529), (829, 2438487), (2487, 812829), (6301, 320823), (7461, 270943), (18903, 106941), (35647, 56709)]