21342366

素因数分解:

$2^1\times 3^4\times {\mathrm{131743}}^1$

素因数の和:131757

約数の個数: 20

約数和(自身を含む): 47823072

約数和(自身を除く): 26480706

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 131743, 263486, 395229, 790458, 1185687, 2371374, 3557061, 7114122, 10671183, 21342366]

約数ペア:

[(1, 21342366), (2, 10671183), (3, 7114122), (6, 3557061), (9, 2371374), (18, 1185687), (27, 790458), (54, 395229), (81, 263486), (162, 131743)]