21587454

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{171329}}^1$

素因数の和:171344

約数の個数: 24

約数和(自身を含む): 53454960

約数和(自身を除く): 31867506

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 171329, 342658, 513987, 1027974, 1199303, 1541961, 2398606, 3083922, 3597909, 7195818, 10793727, 21587454]

約数ペア:

[(1, 21587454), (2, 10793727), (3, 7195818), (6, 3597909), (7, 3083922), (9, 2398606), (14, 1541961), (18, 1199303), (21, 1027974), (42, 513987), (63, 342658), (126, 171329)]