21246170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193147}}^1$

素因数の和:193165

約数の個数: 16

約数和(自身を含む): 41719968

約数和(自身を除く): 20473798

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193147, 386294, 965735, 1931470, 2124617, 4249234, 10623085, 21246170]

約数ペア:

[(1, 21246170), (2, 10623085), (5, 4249234), (10, 2124617), (11, 1931470), (22, 965735), (55, 386294), (110, 193147)]