21091080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{175759}}^1$

素因数の和:175773

約数の個数: 32

約数和(自身を含む): 63273600

約数和(自身を除く): 42182520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 175759, 351518, 527277, 703036, 878795, 1054554, 1406072, 1757590, 2109108, 2636385, 3515180, 4218216, 5272770, 7030360, 10545540, 21091080]

約数ペア:

[(1, 21091080), (2, 10545540), (3, 7030360), (4, 5272770), (5, 4218216), (6, 3515180), (8, 2636385), (10, 2109108), (12, 1757590), (15, 1406072), (20, 1054554), (24, 878795), (30, 703036), (40, 527277), (60, 351518), (120, 175759)]