16921307

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3329}}^1$

素因数の和:3382

約数の個数: 16

約数和(自身を含む): 20139840

約数和(自身を除く): 3218533

約数列:

[1, 13, 17, 23, 221, 299, 391, 3329, 5083, 43277, 56593, 76567, 735709, 995371, 1301639, 16921307]

約数ペア:

[(1, 16921307), (13, 1301639), (17, 995371), (23, 735709), (221, 76567), (299, 56593), (391, 43277), (3329, 5083)]