2011621731

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1807387}}^1$

素因数の和:1807450

約数の個数: 16

約数和(自身を含む): 3123166464

約数和(自身を除く): 1111544733

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1807387, 5422161, 12651709, 37955127, 95791511, 287374533, 670540577, 2011621731]

約数ペア:

[(1, 2011621731), (3, 670540577), (7, 287374533), (21, 95791511), (53, 37955127), (159, 12651709), (371, 5422161), (1113, 1807387)]