21069168

素因数分解:

$2^4\times 3^1\times {\mathrm{438941}}^1$

素因数の和:438952

約数の個数: 20

約数和(自身を含む): 54428808

約数和(自身を除く): 33359640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438941, 877882, 1316823, 1755764, 2633646, 3511528, 5267292, 7023056, 10534584, 21069168]

約数ペア:

[(1, 21069168), (2, 10534584), (3, 7023056), (4, 5267292), (6, 3511528), (8, 2633646), (12, 1755764), (16, 1316823), (24, 877882), (48, 438941)]