21938032

素因数分解:

$2^4\times {\mathrm{769}}^1\times {\mathrm{1783}}^1$

素因数の和:2560

約数の個数: 20

約数和(自身を含む): 42584080

約数和(自身を除く): 20646048

約数列:

[1, 2, 4, 8, 16, 769, 1538, 1783, 3076, 3566, 6152, 7132, 12304, 14264, 28528, 1371127, 2742254, 5484508, 10969016, 21938032]

約数ペア:

[(1, 21938032), (2, 10969016), (4, 5484508), (8, 2742254), (16, 1371127), (769, 28528), (1538, 14264), (1783, 12304), (3076, 7132), (3566, 6152)]