2112578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:629

約数の個数: 16

約数和(自身を含む): 3438456

約数和(自身を除く): 1325878

約数列:

[1, 2, 13, 26, 193, 386, 421, 842, 2509, 5018, 5473, 10946, 81253, 162506, 1056289, 2112578]

約数ペア:

[(1, 2112578), (2, 1056289), (13, 162506), (26, 81253), (193, 10946), (386, 5473), (421, 5018), (842, 2509)]