2051237979

素因数分解:

$3^3\times 7^1\times {\mathrm{10853111}}^1$

素因数の和:10853127

約数の個数: 16

約数和(自身を含む): 3472995840

約数和(自身を除く): 1421757861

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10853111, 32559333, 75971777, 97677999, 227915331, 293033997, 683745993, 2051237979]

約数ペア:

[(1, 2051237979), (3, 683745993), (7, 293033997), (9, 227915331), (21, 97677999), (27, 75971777), (63, 32559333), (189, 10853111)]