12821802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{305281}}^1$

素因数の和:305293

約数の個数: 16

約数和(自身を含む): 29307072

約数和(自身を除く): 16485270

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 305281, 610562, 915843, 1831686, 2136967, 4273934, 6410901, 12821802]

約数ペア:

[(1, 12821802), (2, 6410901), (3, 4273934), (6, 2136967), (7, 1831686), (14, 915843), (21, 610562), (42, 305281)]