21226576

素因数分解:

$2^4\times 7^1\times {\mathrm{189523}}^1$

素因数の和:189538

約数の個数: 20

約数和(自身を含む): 47001952

約数和(自身を除く): 25775376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 189523, 379046, 758092, 1326661, 1516184, 2653322, 3032368, 5306644, 10613288, 21226576]

約数ペア:

[(1, 21226576), (2, 10613288), (4, 5306644), (7, 3032368), (8, 2653322), (14, 1516184), (16, 1326661), (28, 758092), (56, 379046), (112, 189523)]