20073900021

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4708867}}^1$

素因数の和:4708913

約数の個数: 24

約数和(自身を含む): 32208657120

約数和(自身を除く): 12134757099

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 4708867, 14126601, 32962069, 98886207, 136557143, 230734483, 409671429, 692203449, 955900001, 2867700003, 6691300007, 20073900021]

約数ペア:

[(1, 20073900021), (3, 6691300007), (7, 2867700003), (21, 955900001), (29, 692203449), (49, 409671429), (87, 230734483), (147, 136557143), (203, 98886207), (609, 32962069), (1421, 14126601), (4263, 4708867)]