21083565

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45341}}^1$

素因数の和:45380

約数の個数: 16

約数和(自身を含む): 34822656

約数和(自身を除く): 13739091

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 45341, 136023, 226705, 680115, 1405571, 4216713, 7027855, 21083565]

約数ペア:

[(1, 21083565), (3, 7027855), (5, 4216713), (15, 1405571), (31, 680115), (93, 226705), (155, 136023), (465, 45341)]