21374043412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{130329533}}^1$

素因数の和:130329578

約数の個数: 12

約数和(自身を含む): 38316882996

約数和(自身を除く): 16942839584

約数列:

[1, 2, 4, 41, 82, 164, 130329533, 260659066, 521318132, 5343510853, 10687021706, 21374043412]

約数ペア:

[(1, 21374043412), (2, 10687021706), (4, 5343510853), (41, 521318132), (82, 260659066), (164, 130329533)]