16005843

素因数分解:

$3^4\times 7^1\times {\mathrm{28229}}^1$

素因数の和:28248

約数の個数: 20

約数和(自身を含む): 27326640

約数和(自身を除く): 11320797

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 28229, 84687, 197603, 254061, 592809, 762183, 1778427, 2286549, 5335281, 16005843]

約数ペア:

[(1, 16005843), (3, 5335281), (7, 2286549), (9, 1778427), (21, 762183), (27, 592809), (63, 254061), (81, 197603), (189, 84687), (567, 28229)]