21416021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2383}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 25175040

約数和(自身を除く): 3759019

約数列:

[1, 11, 19, 43, 209, 473, 817, 2383, 8987, 26213, 45277, 102469, 498047, 1127159, 1946911, 21416021]

約数ペア:

[(1, 21416021), (11, 1946911), (19, 1127159), (43, 498047), (209, 102469), (473, 45277), (817, 26213), (2383, 8987)]