21699376

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{7027}}^1$

素因数の和:7228

約数の個数: 20

約数和(自身を含む): 42266392

約数和(自身を除く): 20567016

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 7027, 14054, 28108, 56216, 112432, 1356211, 2712422, 5424844, 10849688, 21699376]

約数ペア:

[(1, 21699376), (2, 10849688), (4, 5424844), (8, 2712422), (16, 1356211), (193, 112432), (386, 56216), (772, 28108), (1544, 14054), (3088, 7027)]