21083179

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5021}}^1$

素因数の和:5070

約数の個数: 16

約数和(自身を含む): 25310880

約数和(自身を除く): 4227701

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 5021, 65273, 85357, 95399, 1109641, 1240187, 1621783, 21083179]

約数ペア:

[(1, 21083179), (13, 1621783), (17, 1240187), (19, 1109641), (221, 95399), (247, 85357), (323, 65273), (4199, 5021)]