21063824

素因数分解:

$2^4\times {\mathrm{719}}^1\times {\mathrm{1831}}^1$

素因数の和:2558

約数の個数: 20

約数和(自身を含む): 40890240

約数和(自身を除く): 19826416

約数列:

[1, 2, 4, 8, 16, 719, 1438, 1831, 2876, 3662, 5752, 7324, 11504, 14648, 29296, 1316489, 2632978, 5265956, 10531912, 21063824]

約数ペア:

[(1, 21063824), (2, 10531912), (4, 5265956), (8, 2632978), (16, 1316489), (719, 29296), (1438, 14648), (1831, 11504), (2876, 7324), (3662, 5752)]