21093219

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9049}}^1$

素因数の和:9099

約数の個数: 24

約数和(自身を含む): 35765600

約数和(自身を除く): 14672381

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 9049, 27147, 63343, 81441, 190029, 334813, 570087, 1004439, 2343691, 3013317, 7031073, 21093219]

約数ペア:

[(1, 21093219), (3, 7031073), (7, 3013317), (9, 2343691), (21, 1004439), (37, 570087), (63, 334813), (111, 190029), (259, 81441), (333, 63343), (777, 27147), (2331, 9049)]