28019922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{667141}}^1$

素因数の和:667153

約数の個数: 16

約数和(自身を含む): 64045632

約数和(自身を除く): 36025710

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 667141, 1334282, 2001423, 4002846, 4669987, 9339974, 14009961, 28019922]

約数ペア:

[(1, 28019922), (2, 14009961), (3, 9339974), (6, 4669987), (7, 4002846), (14, 2001423), (21, 1334282), (42, 667141)]