21356574

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28027}}^1$

素因数の和:28159

約数の個数: 16

約数和(自身を含む): 43051008

約数和(自身を除く): 21694434

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28027, 56054, 84081, 168162, 3559429, 7118858, 10678287, 21356574]

約数ペア:

[(1, 21356574), (2, 10678287), (3, 7118858), (6, 3559429), (127, 168162), (254, 84081), (381, 56054), (762, 28027)]