21182714

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89003}}^1$

素因数の和:89029

約数の個数: 16

約数和(自身を含む): 38449728

約数和(自身を除く): 17267014

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89003, 178006, 623021, 1246042, 1513051, 3026102, 10591357, 21182714]

約数ペア:

[(1, 21182714), (2, 10591357), (7, 3026102), (14, 1513051), (17, 1246042), (34, 623021), (119, 178006), (238, 89003)]