21363892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{485543}}^1$

素因数の和:485558

約数の個数: 12

約数和(自身を含む): 40785696

約数和(自身を除く): 19421804

約数列:

[1, 2, 4, 11, 22, 44, 485543, 971086, 1942172, 5340973, 10681946, 21363892]

約数ペア:

[(1, 21363892), (2, 10681946), (4, 5340973), (11, 1942172), (22, 971086), (44, 485543)]