2130487023

素因数分解:

$3^1\times 7^2\times {\mathrm{2143}}^1\times {\mathrm{6763}}^1$

素因数の和:8923

約数の個数: 24

約数和(自身を含む): 3306459648

約数和(自身を除く): 1175972625

約数列:

[1, 3, 7, 21, 49, 147, 2143, 6429, 6763, 15001, 20289, 45003, 47341, 105007, 142023, 315021, 331387, 994161, 14493109, 43479327, 101451763, 304355289, 710162341, 2130487023]

約数ペア:

[(1, 2130487023), (3, 710162341), (7, 304355289), (21, 101451763), (49, 43479327), (147, 14493109), (2143, 994161), (6429, 331387), (6763, 315021), (15001, 142023), (20289, 105007), (45003, 47341)]