21246043

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10151}}^1$

素因数の和:10194

約数の個数: 16

約数和(自身を含む): 27288576

約数和(自身を除く): 6042533

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 10151, 71057, 131963, 233473, 923741, 1634311, 3035149, 21246043]

約数ペア:

[(1, 21246043), (7, 3035149), (13, 1634311), (23, 923741), (91, 233473), (161, 131963), (299, 71057), (2093, 10151)]