21072

素因数分解:

$2^4\times 3^1\times {\mathrm{439}}^1$

素因数の和:450

約数の個数: 20

約数和(自身を含む): 54560

約数和(自身を除く): 33488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439, 878, 1317, 1756, 2634, 3512, 5268, 7024, 10536, 21072]

約数ペア:

[(1, 21072), (2, 10536), (3, 7024), (4, 5268), (6, 3512), (8, 2634), (12, 1756), (16, 1317), (24, 878), (48, 439)]