51639018

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{20443}}^1$

素因数の和:20869

約数の個数: 16

約数和(自身を含む): 103528416

約数和(自身を除く): 51889398

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 20443, 40886, 61329, 122658, 8606503, 17213006, 25819509, 51639018]

約数ペア:

[(1, 51639018), (2, 25819509), (3, 17213006), (6, 8606503), (421, 122658), (842, 61329), (1263, 40886), (2526, 20443)]