21436984

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{7591}}^1$

素因数の和:7950

約数の個数: 16

約数和(自身を含む): 40313520

約数和(自身を除く): 18876536

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 7591, 15182, 30364, 60728, 2679623, 5359246, 10718492, 21436984]

約数ペア:

[(1, 21436984), (2, 10718492), (4, 5359246), (8, 2679623), (353, 60728), (706, 30364), (1412, 15182), (2824, 7591)]