21438092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3853}}^1$

素因数の和:3977

約数の個数: 24

約数和(自身を含む): 40790736

約数和(自身を除く): 19352644

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3853, 5564, 7706, 15412, 50089, 100178, 200356, 412271, 824542, 1649084, 5359523, 10719046, 21438092]

約数ペア:

[(1, 21438092), (2, 10719046), (4, 5359523), (13, 1649084), (26, 824542), (52, 412271), (107, 200356), (214, 100178), (428, 50089), (1391, 15412), (2782, 7706), (3853, 5564)]