2018121

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5653}}^1$

素因数の和:5680

約数の個数: 16

約数和(自身を含む): 3256704

約数和(自身を除く): 1238583

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5653, 16959, 39571, 96101, 118713, 288303, 672707, 2018121]

約数ペア:

[(1, 2018121), (3, 672707), (7, 288303), (17, 118713), (21, 96101), (51, 39571), (119, 16959), (357, 5653)]