21523192

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{6421}}^1$

素因数の和:6846

約数の個数: 16

約数和(自身を含む): 40458600

約数和(自身を除く): 18935408

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 6421, 12842, 25684, 51368, 2690399, 5380798, 10761596, 21523192]

約数ペア:

[(1, 21523192), (2, 10761596), (4, 5380798), (8, 2690399), (419, 51368), (838, 25684), (1676, 12842), (3352, 6421)]