213972

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1621}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 544992

約数和(自身を除く): 331020

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 1621, 3242, 4863, 6484, 9726, 17831, 19452, 35662, 53493, 71324, 106986, 213972]

約数ペア:

[(1, 213972), (2, 106986), (3, 71324), (4, 53493), (6, 35662), (11, 19452), (12, 17831), (22, 9726), (33, 6484), (44, 4863), (66, 3242), (132, 1621)]