2021892733

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{557}}^2$

素因数の和:1154

約数の個数: 24

約数和(自身を含む): 2486456000

約数和(自身を除く): 464563267

約数列:

[1, 7, 19, 49, 133, 343, 557, 931, 3899, 6517, 10583, 27293, 74081, 191051, 310249, 518567, 2171743, 3629969, 5894731, 15202201, 41263117, 106415407, 288841819, 2021892733]

約数ペア:

[(1, 2021892733), (7, 288841819), (19, 106415407), (49, 41263117), (133, 15202201), (343, 5894731), (557, 3629969), (931, 2171743), (3899, 518567), (6517, 310249), (10583, 191051), (27293, 74081)]