21270147363

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139020571}}^1$

素因数の和:139020594

約数の個数: 12

約数和(自身を含む): 32530813848

約数和(自身を除く): 11260666485

約数列:

[1, 3, 9, 17, 51, 153, 139020571, 417061713, 1251185139, 2363349707, 7090049121, 21270147363]

約数ペア:

[(1, 21270147363), (3, 7090049121), (9, 2363349707), (17, 1251185139), (51, 417061713), (153, 139020571)]