21953016

素因数分解:

$2^3\times 3^2\times {\mathrm{304903}}^1$

素因数の和:304915

約数の個数: 24

約数和(自身を含む): 59456280

約数和(自身を除く): 37503264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304903, 609806, 914709, 1219612, 1829418, 2439224, 2744127, 3658836, 5488254, 7317672, 10976508, 21953016]

約数ペア:

[(1, 21953016), (2, 10976508), (3, 7317672), (4, 5488254), (6, 3658836), (8, 2744127), (9, 2439224), (12, 1829418), (18, 1219612), (24, 914709), (36, 609806), (72, 304903)]