21114224

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42569}}^1$

素因数の和:42608

約数の個数: 20

約数和(自身を含む): 42229440

約数和(自身を除く): 21115216

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42569, 85138, 170276, 340552, 681104, 1319639, 2639278, 5278556, 10557112, 21114224]

約数ペア:

[(1, 21114224), (2, 10557112), (4, 5278556), (8, 2639278), (16, 1319639), (31, 681104), (62, 340552), (124, 170276), (248, 85138), (496, 42569)]