21789030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{726301}}^1$

素因数の和:726311

約数の個数: 16

約数和(自身を含む): 52293744

約数和(自身を除く): 30504714

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 726301, 1452602, 2178903, 3631505, 4357806, 7263010, 10894515, 21789030]

約数ペア:

[(1, 21789030), (2, 10894515), (3, 7263010), (5, 4357806), (6, 3631505), (10, 2178903), (15, 1452602), (30, 726301)]