21070314

素因数分解:

$2^1\times 3^3\times {\mathrm{390191}}^1$

素因数の和:390202

約数の個数: 16

約数和(自身を含む): 46823040

約数和(自身を除く): 25752726

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 390191, 780382, 1170573, 2341146, 3511719, 7023438, 10535157, 21070314]

約数ペア:

[(1, 21070314), (2, 10535157), (3, 7023438), (6, 3511719), (9, 2341146), (18, 1170573), (27, 780382), (54, 390191)]