21207248

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5839}}^1$

素因数の和:6074

約数の個数: 20

約数和(自身を含む): 41277120

約数和(自身を除く): 20069872

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5839, 11678, 23356, 46712, 93424, 1325453, 2650906, 5301812, 10603624, 21207248]

約数ペア:

[(1, 21207248), (2, 10603624), (4, 5301812), (8, 2650906), (16, 1325453), (227, 93424), (454, 46712), (908, 23356), (1816, 11678), (3632, 5839)]