21588968

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{8513}}^1$

素因数の和:8836

約数の個数: 16

約数和(自身を含む): 40611780

約数和(自身を除く): 19022812

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 8513, 17026, 34052, 68104, 2698621, 5397242, 10794484, 21588968]

約数ペア:

[(1, 21588968), (2, 10794484), (4, 5397242), (8, 2698621), (317, 68104), (634, 34052), (1268, 17026), (2536, 8513)]