21068904

素因数分解:

$2^3\times 3^1\times {\mathrm{877871}}^1$

素因数の和:877880

約数の個数: 16

約数和(自身を含む): 52672320

約数和(自身を除く): 31603416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 877871, 1755742, 2633613, 3511484, 5267226, 7022968, 10534452, 21068904]

約数ペア:

[(1, 21068904), (2, 10534452), (3, 7022968), (4, 5267226), (6, 3511484), (8, 2633613), (12, 1755742), (24, 877871)]