21516354

素因数分解:

$2^1\times 3^4\times {\mathrm{132817}}^1$

素因数の和:132831

約数の個数: 20

約数和(自身を含む): 48212934

約数和(自身を除く): 26696580

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132817, 265634, 398451, 796902, 1195353, 2390706, 3586059, 7172118, 10758177, 21516354]

約数ペア:

[(1, 21516354), (2, 10758177), (3, 7172118), (6, 3586059), (9, 2390706), (18, 1195353), (27, 796902), (54, 398451), (81, 265634), (162, 132817)]