21508383

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32441}}^1$

素因数の和:32474

約数の個数: 16

約数和(自身を含む): 32701536

約数和(自身を除く): 11193153

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 32441, 97323, 421733, 551497, 1265199, 1654491, 7169461, 21508383]

約数ペア:

[(1, 21508383), (3, 7169461), (13, 1654491), (17, 1265199), (39, 551497), (51, 421733), (221, 97323), (663, 32441)]