21083382

素因数分解:

$2^1\times 3^3\times {\mathrm{390433}}^1$

素因数の和:390444

約数の個数: 16

約数和(自身を含む): 46852080

約数和(自身を除く): 25768698

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 390433, 780866, 1171299, 2342598, 3513897, 7027794, 10541691, 21083382]

約数ペア:

[(1, 21083382), (2, 10541691), (3, 7027794), (6, 3513897), (9, 2342598), (18, 1171299), (27, 780866), (54, 390433)]