21885030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243167}}^1$

素因数の和:243180

約数の個数: 24

約数和(自身を含む): 56901312

約数和(自身を除く): 35016282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243167, 486334, 729501, 1215835, 1459002, 2188503, 2431670, 3647505, 4377006, 7295010, 10942515, 21885030]

約数ペア:

[(1, 21885030), (2, 10942515), (3, 7295010), (5, 4377006), (6, 3647505), (9, 2431670), (10, 2188503), (15, 1459002), (18, 1215835), (30, 729501), (45, 486334), (90, 243167)]