2021680921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{629611}}^1$

素因数の和:629656

約数の個数: 12

約数和(自身を含む): 2304379920

約数和(自身を除く): 282698999

約数列:

[1, 13, 19, 169, 247, 3211, 629611, 8184943, 11962609, 106404259, 155513917, 2021680921]

約数ペア:

[(1, 2021680921), (13, 155513917), (19, 106404259), (169, 11962609), (247, 8184943), (3211, 629611)]