21317412

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77237}}^1$

素因数の和:77267

約数の個数: 24

約数和(自身を含む): 51903936

約数和(自身を除く): 30586524

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77237, 154474, 231711, 308948, 463422, 926844, 1776451, 3552902, 5329353, 7105804, 10658706, 21317412]

約数ペア:

[(1, 21317412), (2, 10658706), (3, 7105804), (4, 5329353), (6, 3552902), (12, 1776451), (23, 926844), (46, 463422), (69, 308948), (92, 231711), (138, 154474), (276, 77237)]