21341427

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2297}}^1$

素因数の和:2482

約数の個数: 16

約数和(自身を含む): 30149760

約数和(自身を除く): 8808333

約数列:

[1, 3, 19, 57, 163, 489, 2297, 3097, 6891, 9291, 43643, 130929, 374411, 1123233, 7113809, 21341427]

約数ペア:

[(1, 21341427), (3, 7113809), (19, 1123233), (57, 374411), (163, 130929), (489, 43643), (2297, 9291), (3097, 6891)]