21213924

素因数分解:

$2^2\times 3^1\times {\mathrm{181}}^1\times {\mathrm{9767}}^1$

素因数の和:9955

約数の個数: 24

約数和(自身を含む): 49777728

約数和(自身を除く): 28563804

約数列:

[1, 2, 3, 4, 6, 12, 181, 362, 543, 724, 1086, 2172, 9767, 19534, 29301, 39068, 58602, 117204, 1767827, 3535654, 5303481, 7071308, 10606962, 21213924]

約数ペア:

[(1, 21213924), (2, 10606962), (3, 7071308), (4, 5303481), (6, 3535654), (12, 1767827), (181, 117204), (362, 58602), (543, 39068), (724, 29301), (1086, 19534), (2172, 9767)]