12921106

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 24

約数和(自身を含む): 21546000

約数和(自身を除く): 8624894

約数列:

[1, 2, 11, 22, 107, 121, 214, 242, 499, 998, 1177, 2354, 5489, 10978, 12947, 25894, 53393, 60379, 106786, 120758, 587323, 1174646, 6460553, 12921106]

約数ペア:

[(1, 12921106), (2, 6460553), (11, 1174646), (22, 587323), (107, 120758), (121, 106786), (214, 60379), (242, 53393), (499, 25894), (998, 12947), (1177, 10978), (2354, 5489)]