21883860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{121577}}^1$

素因数の和:121592

約数の個数: 36

約数和(自身を含む): 66381588

約数和(自身を除く): 44497728

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 121577, 243154, 364731, 486308, 607885, 729462, 1094193, 1215770, 1458924, 1823655, 2188386, 2431540, 3647310, 4376772, 5470965, 7294620, 10941930, 21883860]

約数ペア:

[(1, 21883860), (2, 10941930), (3, 7294620), (4, 5470965), (5, 4376772), (6, 3647310), (9, 2431540), (10, 2188386), (12, 1823655), (15, 1458924), (18, 1215770), (20, 1094193), (30, 729462), (36, 607885), (45, 486308), (60, 364731), (90, 243154), (180, 121577)]