21893722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8821}}^1$

素因数の和:8913

約数の個数: 16

約数和(自身を含む): 35252712

約数和(自身を除く): 13358990

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8821, 17642, 149957, 299914, 643933, 1287866, 10946861, 21893722]

約数ペア:

[(1, 21893722), (2, 10946861), (17, 1287866), (34, 643933), (73, 299914), (146, 149957), (1241, 17642), (2482, 8821)]