21241806

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{208253}}^1$

素因数の和:208275

約数の個数: 16

約数和(自身を含む): 44982864

約数和(自身を除く): 23741058

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 208253, 416506, 624759, 1249518, 3540301, 7080602, 10620903, 21241806]

約数ペア:

[(1, 21241806), (2, 10620903), (3, 7080602), (6, 3540301), (17, 1249518), (34, 624759), (51, 416506), (102, 208253)]