21000514798

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1\times {\mathrm{270437}}^1$

素因数の和:271427

約数の個数: 16

約数和(自身を含む): 32303278224

約数和(自身を除く): 11302763426

約数列:

[1, 2, 41, 82, 947, 1894, 38827, 77654, 270437, 540874, 11087917, 22175834, 256103839, 512207678, 10500257399, 21000514798]

約数ペア:

[(1, 21000514798), (2, 10500257399), (41, 512207678), (82, 256103839), (947, 22175834), (1894, 11087917), (38827, 540874), (77654, 270437)]