21711262

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{30071}}^1$

素因数の和:30111

約数の個数: 12

約数和(自身を含む): 34372296

約数和(自身を除く): 12661034

約数列:

[1, 2, 19, 38, 361, 722, 30071, 60142, 571349, 1142698, 10855631, 21711262]

約数ペア:

[(1, 21711262), (2, 10855631), (19, 1142698), (38, 571349), (361, 60142), (722, 30071)]