21486180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{358103}}^1$

素因数の和:358115

約数の個数: 24

約数和(自身を含む): 60161472

約数和(自身を除く): 38675292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 358103, 716206, 1074309, 1432412, 1790515, 2148618, 3581030, 4297236, 5371545, 7162060, 10743090, 21486180]

約数ペア:

[(1, 21486180), (2, 10743090), (3, 7162060), (4, 5371545), (5, 4297236), (6, 3581030), (10, 2148618), (12, 1790515), (15, 1432412), (20, 1074309), (30, 716206), (60, 358103)]