21514571

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1550

約数の個数: 16

約数和(自身を含む): 24915744

約数和(自身を除く): 3401173

約数列:

[1, 13, 17, 67, 221, 871, 1139, 1453, 14807, 18889, 24701, 97351, 321113, 1265563, 1654967, 21514571]

約数ペア:

[(1, 21514571), (13, 1654967), (17, 1265563), (67, 321113), (221, 97351), (871, 24701), (1139, 18889), (1453, 14807)]