21061860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{351031}}^1$

素因数の和:351043

約数の個数: 24

約数和(自身を含む): 58973376

約数和(自身を除く): 37911516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 351031, 702062, 1053093, 1404124, 1755155, 2106186, 3510310, 4212372, 5265465, 7020620, 10530930, 21061860]

約数ペア:

[(1, 21061860), (2, 10530930), (3, 7020620), (4, 5265465), (5, 4212372), (6, 3510310), (10, 2106186), (12, 1755155), (15, 1404124), (20, 1053093), (30, 702062), (60, 351031)]