21000425462

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1\times {\mathrm{160409}}^1$

素因数の和:161455

約数の個数: 16

約数和(自身を含む): 32003719920

約数和(自身を除く): 11003294458

約数列:

[1, 2, 67, 134, 977, 1954, 65459, 130918, 160409, 320818, 10747403, 21494806, 156719593, 313439186, 10500212731, 21000425462]

約数ペア:

[(1, 21000425462), (2, 10500212731), (67, 313439186), (134, 156719593), (977, 21494806), (1954, 10747403), (65459, 320818), (130918, 160409)]