21103412978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14434619}}^1$

素因数の和:14434681

約数の個数: 16

約数和(自身を含む): 34296657120

約数和(自身を除く): 13193244142

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14434619, 28869238, 245388523, 490777046, 620688617, 1241377234, 10551706489, 21103412978]

約数ペア:

[(1, 21103412978), (2, 10551706489), (17, 1241377234), (34, 620688617), (43, 490777046), (86, 245388523), (731, 28869238), (1462, 14434619)]