21717966

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{27631}}^1$

素因数の和:27767

約数の個数: 16

約数和(自身を含む): 43769088

約数和(自身を除く): 22051122

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 27631, 55262, 82893, 165786, 3619661, 7239322, 10858983, 21717966]

約数ペア:

[(1, 21717966), (2, 10858983), (3, 7239322), (6, 3619661), (131, 165786), (262, 82893), (393, 55262), (786, 27631)]