2680458921

素因数分解:

$3^2\times 7^1\times {\mathrm{42546967}}^1$

素因数の和:42546980

約数の個数: 12

約数和(自身を含む): 4424884672

約数和(自身を除く): 1744425751

約数列:

[1, 3, 7, 9, 21, 63, 42546967, 127640901, 297828769, 382922703, 893486307, 2680458921]

約数ペア:

[(1, 2680458921), (3, 893486307), (7, 382922703), (9, 297828769), (21, 127640901), (63, 42546967)]