21000612

素因数分解:

$2^2\times 3^1\times {\mathrm{887}}^1\times {\mathrm{1973}}^1$

素因数の和:2867

約数の個数: 24

約数和(自身を含む): 49081536

約数和(自身を除く): 28080924

約数列:

[1, 2, 3, 4, 6, 12, 887, 1774, 1973, 2661, 3548, 3946, 5322, 5919, 7892, 10644, 11838, 23676, 1750051, 3500102, 5250153, 7000204, 10500306, 21000612]

約数ペア:

[(1, 21000612), (2, 10500306), (3, 7000204), (4, 5250153), (6, 3500102), (12, 1750051), (887, 23676), (1774, 11838), (1973, 10644), (2661, 7892), (3548, 5919), (3946, 5322)]