21468772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2281}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 40701752

約数和(自身を除く): 19232980

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2281, 2353, 4562, 4706, 9124, 9412, 29653, 59306, 118612, 412861, 825722, 1651444, 5367193, 10734386, 21468772]

約数ペア:

[(1, 21468772), (2, 10734386), (4, 5367193), (13, 1651444), (26, 825722), (52, 412861), (181, 118612), (362, 59306), (724, 29653), (2281, 9412), (2353, 9124), (4562, 4706)]