21566693

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 23639616

約数和(自身を除く): 2072923

約数列:

[1, 17, 43, 163, 181, 731, 2771, 3077, 7009, 7783, 29503, 119153, 132311, 501551, 1268629, 21566693]

約数ペア:

[(1, 21566693), (17, 1268629), (43, 501551), (163, 132311), (181, 119153), (731, 29503), (2771, 7783), (3077, 7009)]