21516216

素因数分解:

$2^3\times 3^1\times {\mathrm{896509}}^1$

素因数の和:896518

約数の個数: 16

約数和(自身を含む): 53790600

約数和(自身を除く): 32274384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 896509, 1793018, 2689527, 3586036, 5379054, 7172072, 10758108, 21516216]

約数ペア:

[(1, 21516216), (2, 10758108), (3, 7172072), (4, 5379054), (6, 3586036), (8, 2689527), (12, 1793018), (24, 896509)]