21410992

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4831}}^1$

素因数の和:5116

約数の個数: 20

約数和(自身を含む): 41642176

約数和(自身を除く): 20231184

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4831, 9662, 19324, 38648, 77296, 1338187, 2676374, 5352748, 10705496, 21410992]

約数ペア:

[(1, 21410992), (2, 10705496), (4, 5352748), (8, 2676374), (16, 1338187), (277, 77296), (554, 38648), (1108, 19324), (2216, 9662), (4432, 4831)]