21897966

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{117731}}^1$

素因数の和:117767

約数の個数: 16

約数和(自身を含む): 45209088

約数和(自身を除く): 23311122

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 117731, 235462, 353193, 706386, 3649661, 7299322, 10948983, 21897966]

約数ペア:

[(1, 21897966), (2, 10948983), (3, 7299322), (6, 3649661), (31, 706386), (62, 353193), (93, 235462), (186, 117731)]