21971688

素因数分解:

$2^3\times 3^1\times {\mathrm{915487}}^1$

素因数の和:915496

約数の個数: 16

約数和(自身を含む): 54929280

約数和(自身を除く): 32957592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 915487, 1830974, 2746461, 3661948, 5492922, 7323896, 10985844, 21971688]

約数ペア:

[(1, 21971688), (2, 10985844), (3, 7323896), (4, 5492922), (6, 3661948), (8, 2746461), (12, 1830974), (24, 915487)]