21043812

素因数分解:

$2^2\times 3^1\times {\mathrm{1753651}}^1$

素因数の和:1753658

約数の個数: 12

約数和(自身を含む): 49102256

約数和(自身を除く): 28058444

約数列:

[1, 2, 3, 4, 6, 12, 1753651, 3507302, 5260953, 7014604, 10521906, 21043812]

約数ペア:

[(1, 21043812), (2, 10521906), (3, 7014604), (4, 5260953), (6, 3507302), (12, 1753651)]