21345900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71153}}^1$

素因数の和:71170

約数の個数: 36

約数和(自身を含む): 61761672

約数和(自身を除く): 40415772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 71153, 142306, 213459, 284612, 355765, 426918, 711530, 853836, 1067295, 1423060, 1778825, 2134590, 3557650, 4269180, 5336475, 7115300, 10672950, 21345900]

約数ペア:

[(1, 21345900), (2, 10672950), (3, 7115300), (4, 5336475), (5, 4269180), (6, 3557650), (10, 2134590), (12, 1778825), (15, 1423060), (20, 1067295), (25, 853836), (30, 711530), (50, 426918), (60, 355765), (75, 284612), (100, 213459), (150, 142306), (300, 71153)]