21089006

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5981}}^1$

素因数の和:6067

約数の個数: 16

約数和(自身を含む): 33164208

約数和(自身を除く): 12075202

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 5981, 11962, 245221, 257183, 490442, 514366, 10544503, 21089006]

約数ペア:

[(1, 21089006), (2, 10544503), (41, 514366), (43, 490442), (82, 257183), (86, 245221), (1763, 11962), (3526, 5981)]