21812703

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1831}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 33503616

約数和(自身を除く): 11690913

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 1083, 1831, 3971, 5493, 11913, 20141, 34789, 60423, 104367, 382679, 660991, 1148037, 1982973, 7270901, 21812703]

約数ペア:

[(1, 21812703), (3, 7270901), (11, 1982973), (19, 1148037), (33, 660991), (57, 382679), (209, 104367), (361, 60423), (627, 34789), (1083, 20141), (1831, 11913), (3971, 5493)]