21656492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37861}}^1$

素因数の和:37889

約数の個数: 24

約数和(自身を含む): 44525712

約数和(自身を除く): 22869220

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37861, 75722, 151444, 416471, 492193, 832942, 984386, 1665884, 1968772, 5414123, 10828246, 21656492]

約数ペア:

[(1, 21656492), (2, 10828246), (4, 5414123), (11, 1968772), (13, 1665884), (22, 984386), (26, 832942), (44, 492193), (52, 416471), (143, 151444), (286, 75722), (572, 37861)]