21156846

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5501}}^1$

素因数の和:6147

約数の個数: 16

約数和(自身を含む): 42387408

約数和(自身を除く): 21230562

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5501, 11002, 16503, 33006, 3526141, 7052282, 10578423, 21156846]

約数ペア:

[(1, 21156846), (2, 10578423), (3, 7052282), (6, 3526141), (641, 33006), (1282, 16503), (1923, 11002), (3846, 5501)]