16806421

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 18494784

約数和(自身を除く): 1688363

約数列:

[1, 17, 43, 83, 277, 731, 1411, 3569, 4709, 11911, 22991, 60673, 202487, 390847, 988613, 16806421]

約数ペア:

[(1, 16806421), (17, 988613), (43, 390847), (83, 202487), (277, 60673), (731, 22991), (1411, 11911), (3569, 4709)]