21042660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350711}}^1$

素因数の和:350723

約数の個数: 24

約数和(自身を含む): 58919616

約数和(自身を除く): 37876956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350711, 701422, 1052133, 1402844, 1753555, 2104266, 3507110, 4208532, 5260665, 7014220, 10521330, 21042660]

約数ペア:

[(1, 21042660), (2, 10521330), (3, 7014220), (4, 5260665), (5, 4208532), (6, 3507110), (10, 2104266), (12, 1753555), (15, 1402844), (20, 1052133), (30, 701422), (60, 350711)]