21991080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{183259}}^1$

素因数の和:183273

約数の個数: 32

約数和(自身を含む): 65973600

約数和(自身を除く): 43982520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 183259, 366518, 549777, 733036, 916295, 1099554, 1466072, 1832590, 2199108, 2748885, 3665180, 4398216, 5497770, 7330360, 10995540, 21991080]

約数ペア:

[(1, 21991080), (2, 10995540), (3, 7330360), (4, 5497770), (5, 4398216), (6, 3665180), (8, 2748885), (10, 2199108), (12, 1832590), (15, 1466072), (20, 1099554), (24, 916295), (30, 733036), (40, 549777), (60, 366518), (120, 183259)]