21077889844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{479042951}}^1$

素因数の和:479042966

約数の個数: 12

約数和(自身を含む): 40239607968

約数和(自身を除く): 19161718124

約数列:

[1, 2, 4, 11, 22, 44, 479042951, 958085902, 1916171804, 5269472461, 10538944922, 21077889844]

約数ペア:

[(1, 21077889844), (2, 10538944922), (4, 5269472461), (11, 1916171804), (22, 958085902), (44, 479042951)]