21969544

素因数分解:

$2^3\times {\mathrm{487}}^1\times {\mathrm{5639}}^1$

素因数の和:6132

約数の個数: 16

約数和(自身を含む): 41284800

約数和(自身を除く): 19315256

約数列:

[1, 2, 4, 8, 487, 974, 1948, 3896, 5639, 11278, 22556, 45112, 2746193, 5492386, 10984772, 21969544]

約数ペア:

[(1, 21969544), (2, 10984772), (4, 5492386), (8, 2746193), (487, 45112), (974, 22556), (1948, 11278), (3896, 5639)]