21106256

素因数分解:

$2^4\times {\mathrm{1033}}^1\times {\mathrm{1277}}^1$

素因数の和:2318

約数の個数: 20

約数和(自身を含む): 40965012

約数和(自身を除く): 19858756

約数列:

[1, 2, 4, 8, 16, 1033, 1277, 2066, 2554, 4132, 5108, 8264, 10216, 16528, 20432, 1319141, 2638282, 5276564, 10553128, 21106256]

約数ペア:

[(1, 21106256), (2, 10553128), (4, 5276564), (8, 2638282), (16, 1319141), (1033, 20432), (1277, 16528), (2066, 10216), (2554, 8264), (4132, 5108)]