21780456666

素因数分解:

$2^1\times 3^1\times {\mathrm{77369}}^1\times {\mathrm{46919}}^1$

素因数の和:124293

約数の個数: 16

約数和(自身を含む): 43562404800

約数和(自身を除く): 21781948134

約数列:

[1, 2, 3, 6, 46919, 77369, 93838, 140757, 154738, 232107, 281514, 464214, 3630076111, 7260152222, 10890228333, 21780456666]

約数ペア:

[(1, 21780456666), (2, 10890228333), (3, 7260152222), (6, 3630076111), (46919, 464214), (77369, 281514), (93838, 232107), (140757, 154738)]