21552796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1361}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 39127536

約数和(自身を除く): 17574740

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1361, 2722, 3959, 5444, 7918, 15836, 50357, 100714, 145627, 201428, 291254, 582508, 5388199, 10776398, 21552796]

約数ペア:

[(1, 21552796), (2, 10776398), (4, 5388199), (37, 582508), (74, 291254), (107, 201428), (148, 145627), (214, 100714), (428, 50357), (1361, 15836), (2722, 7918), (3959, 5444)]