21774236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2161}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 41769840

約数和(自身を除く): 19995604

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 2161, 2519, 4322, 5038, 8644, 10076, 23771, 47542, 95084, 494869, 989738, 1979476, 5443559, 10887118, 21774236]

約数ペア:

[(1, 21774236), (2, 10887118), (4, 5443559), (11, 1979476), (22, 989738), (44, 494869), (229, 95084), (458, 47542), (916, 23771), (2161, 10076), (2519, 8644), (4322, 5038)]