21966722

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3499}}^1$

素因数の和:3617

約数の個数: 16

約数和(自身を含む): 34188000

約数和(自身を除く): 12221278

約数列:

[1, 2, 43, 73, 86, 146, 3139, 3499, 6278, 6998, 150457, 255427, 300914, 510854, 10983361, 21966722]

約数ペア:

[(1, 21966722), (2, 10983361), (43, 510854), (73, 300914), (86, 255427), (146, 150457), (3139, 6998), (3499, 6278)]