21062209217

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1488811}}^1$

素因数の和:1488908

約数の個数: 16

約数和(自身を含む): 25154967552

約数和(自身を除く): 4092758335

約数列:

[1, 7, 43, 47, 301, 329, 2021, 14147, 1488811, 10421677, 64018873, 69974117, 448132111, 489818819, 3008887031, 21062209217]

約数ペア:

[(1, 21062209217), (7, 3008887031), (43, 489818819), (47, 448132111), (301, 69974117), (329, 64018873), (2021, 10421677), (14147, 1488811)]