21193254

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{69259}}^1$

素因数の和:69284

約数の個数: 24

約数和(自身を含む): 48620520

約数和(自身を除く): 27427266

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 69259, 138518, 207777, 415554, 623331, 1177403, 1246662, 2354806, 3532209, 7064418, 10596627, 21193254]

約数ペア:

[(1, 21193254), (2, 10596627), (3, 7064418), (6, 3532209), (9, 2354806), (17, 1246662), (18, 1177403), (34, 623331), (51, 415554), (102, 207777), (153, 138518), (306, 69259)]