20211793903

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1\times {\mathrm{141131}}^1$

素因数の和:141678

約数の個数: 16

約数和(自身を含む): 23710176000

約数和(自身を除く): 3498382097

約数列:

[1, 7, 41, 287, 499, 3493, 20459, 141131, 143213, 987917, 5786371, 40504597, 70424369, 492970583, 2887399129, 20211793903]

約数ペア:

[(1, 20211793903), (7, 2887399129), (41, 492970583), (287, 70424369), (499, 40504597), (3493, 5786371), (20459, 987917), (141131, 143213)]