21033448

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{5227}}^1$

素因数の和:5736

約数の個数: 16

約数和(自身を含む): 39523680

約数和(自身を除く): 18490232

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 5227, 10454, 20908, 41816, 2629181, 5258362, 10516724, 21033448]

約数ペア:

[(1, 21033448), (2, 10516724), (4, 5258362), (8, 2629181), (503, 41816), (1006, 20908), (2012, 10454), (4024, 5227)]