21443454

素因数分解:

$2^1\times 3^4\times {\mathrm{132367}}^1$

素因数の和:132381

約数の個数: 20

約数和(自身を含む): 48049584

約数和(自身を除く): 26606130

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132367, 264734, 397101, 794202, 1191303, 2382606, 3573909, 7147818, 10721727, 21443454]

約数ペア:

[(1, 21443454), (2, 10721727), (3, 7147818), (6, 3573909), (9, 2382606), (18, 1191303), (27, 794202), (54, 397101), (81, 264734), (162, 132367)]