21128862

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{32911}}^1$

素因数の和:33023

約数の個数: 16

約数和(自身を含む): 42653952

約数和(自身を除く): 21525090

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 32911, 65822, 98733, 197466, 3521477, 7042954, 10564431, 21128862]

約数ペア:

[(1, 21128862), (2, 10564431), (3, 7042954), (6, 3521477), (107, 197466), (214, 98733), (321, 65822), (642, 32911)]