21069816

素因数分解:

$2^3\times 3^1\times {\mathrm{877909}}^1$

素因数の和:877918

約数の個数: 16

約数和(自身を含む): 52674600

約数和(自身を除く): 31604784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 877909, 1755818, 2633727, 3511636, 5267454, 7023272, 10534908, 21069816]

約数ペア:

[(1, 21069816), (2, 10534908), (3, 7023272), (4, 5267454), (6, 3511636), (8, 2633727), (12, 1755818), (24, 877909)]