21025059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27701}}^1$

素因数の和:27738

約数の個数: 16

約数和(自身を含む): 31912704

約数和(自身を除く): 10887645

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27701, 83103, 304711, 637123, 914133, 1911369, 7008353, 21025059]

約数ペア:

[(1, 21025059), (3, 7008353), (11, 1911369), (23, 914133), (33, 637123), (69, 304711), (253, 83103), (759, 27701)]