21227612

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1759}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 42577920

約数和(自身を除く): 21350308

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 1759, 3017, 3518, 6034, 7036, 12068, 12313, 24626, 49252, 758129, 1516258, 3032516, 5306903, 10613806, 21227612]

約数ペア:

[(1, 21227612), (2, 10613806), (4, 5306903), (7, 3032516), (14, 1516258), (28, 758129), (431, 49252), (862, 24626), (1724, 12313), (1759, 12068), (3017, 7036), (3518, 6034)]