21244982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31151}}^1$

素因数の和:31195

約数の個数: 16

約数和(自身を含む): 35887104

約数和(自身を除く): 14642122

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 31151, 62302, 342661, 685322, 965681, 1931362, 10622491, 21244982]

約数ペア:

[(1, 21244982), (2, 10622491), (11, 1931362), (22, 965681), (31, 685322), (62, 342661), (341, 62302), (682, 31151)]