28027986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{667333}}^1$

素因数の和:667345

約数の個数: 16

約数和(自身を含む): 64064064

約数和(自身を除く): 36036078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 667333, 1334666, 2001999, 4003998, 4671331, 9342662, 14013993, 28027986]

約数ペア:

[(1, 28027986), (2, 14013993), (3, 9342662), (6, 4671331), (7, 4003998), (14, 2001999), (21, 1334666), (42, 667333)]