21220356

素因数分解:

$2^2\times 3^1\times {\mathrm{167}}^1\times {\mathrm{10589}}^1$

素因数の和:10763

約数の個数: 24

約数和(自身を含む): 49815360

約数和(自身を除く): 28595004

約数列:

[1, 2, 3, 4, 6, 12, 167, 334, 501, 668, 1002, 2004, 10589, 21178, 31767, 42356, 63534, 127068, 1768363, 3536726, 5305089, 7073452, 10610178, 21220356]

約数ペア:

[(1, 21220356), (2, 10610178), (3, 7073452), (4, 5305089), (6, 3536726), (12, 1768363), (167, 127068), (334, 63534), (501, 42356), (668, 31767), (1002, 21178), (2004, 10589)]