21931287981

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{8689}}^1\times {\mathrm{22739}}^1$

素因数の和:31468

約数の個数: 16

約数和(自身を含む): 30036811200

約数和(自身を除く): 8105523219

約数列:

[1, 3, 37, 111, 8689, 22739, 26067, 68217, 321493, 841343, 964479, 2524029, 197579171, 592737513, 7310429327, 21931287981]

約数ペア:

[(1, 21931287981), (3, 7310429327), (37, 592737513), (111, 197579171), (8689, 2524029), (22739, 964479), (26067, 841343), (68217, 321493)]