21054558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{501299}}^1$

素因数の和:501311

約数の個数: 16

約数和(自身を含む): 48124800

約数和(自身を除く): 27070242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 501299, 1002598, 1503897, 3007794, 3509093, 7018186, 10527279, 21054558]

約数ペア:

[(1, 21054558), (2, 10527279), (3, 7018186), (6, 3509093), (7, 3007794), (14, 1503897), (21, 1002598), (42, 501299)]