16940007

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15817}}^1$

素因数の和:15847

約数の個数: 24

約数和(自身を含む): 29611296

約数和(自身を除く): 12671289

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 15817, 47451, 110719, 142353, 268889, 332157, 806667, 996471, 1882223, 2420001, 5646669, 16940007]

約数ペア:

[(1, 16940007), (3, 5646669), (7, 2420001), (9, 1882223), (17, 996471), (21, 806667), (51, 332157), (63, 268889), (119, 142353), (153, 110719), (357, 47451), (1071, 15817)]