21058174

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3617}}^1$

素因数の和:3731

約数の個数: 16

約数和(自身を含む): 32822496

約数和(自身を除く): 11764322

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3617, 5822, 7234, 148297, 256807, 296594, 513614, 10529087, 21058174]

約数ペア:

[(1, 21058174), (2, 10529087), (41, 513614), (71, 296594), (82, 256807), (142, 148297), (2911, 7234), (3617, 5822)]