21185868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160499}}^1$

素因数の和:160517

約数の個数: 24

約数和(自身を含む): 53928000

約数和(自身を除く): 32742132

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160499, 320998, 481497, 641996, 962994, 1765489, 1925988, 3530978, 5296467, 7061956, 10592934, 21185868]

約数ペア:

[(1, 21185868), (2, 10592934), (3, 7061956), (4, 5296467), (6, 3530978), (11, 1925988), (12, 1765489), (22, 962994), (33, 641996), (44, 481497), (66, 320998), (132, 160499)]