21597972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163621}}^1$

素因数の和:163639

約数の個数: 24

約数和(自身を含む): 54976992

約数和(自身を除く): 33379020

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163621, 327242, 490863, 654484, 981726, 1799831, 1963452, 3599662, 5399493, 7199324, 10798986, 21597972]

約数ペア:

[(1, 21597972), (2, 10798986), (3, 7199324), (4, 5399493), (6, 3599662), (11, 1963452), (12, 1799831), (22, 981726), (33, 654484), (44, 490863), (66, 327242), (132, 163621)]