20213527677

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3197837}}^1$

素因数の和:3197897

約数の個数: 24

約数和(自身を含む): 32080710816

約数和(自身を除く): 11867183139

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 3197837, 9593511, 22384859, 67154577, 137506991, 156694013, 412520973, 470082039, 962548937, 2887646811, 6737842559, 20213527677]

約数ペア:

[(1, 20213527677), (3, 6737842559), (7, 2887646811), (21, 962548937), (43, 470082039), (49, 412520973), (129, 156694013), (147, 137506991), (301, 67154577), (903, 22384859), (2107, 9593511), (6321, 3197837)]