21870006

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{54403}}^1$

素因数の和:54475

約数の個数: 16

約数和(自身を含む): 44393664

約数和(自身を除く): 22523658

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 54403, 108806, 163209, 326418, 3645001, 7290002, 10935003, 21870006]

約数ペア:

[(1, 21870006), (2, 10935003), (3, 7290002), (6, 3645001), (67, 326418), (134, 163209), (201, 108806), (402, 54403)]