21294091

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8069}}^1$

素因数の和:8118

約数の個数: 16

約数和(自身を含む): 27115200

約数和(自身を除く): 5821109

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 8069, 56483, 104897, 234001, 734279, 1638007, 3042013, 21294091]

約数ペア:

[(1, 21294091), (7, 3042013), (13, 1638007), (29, 734279), (91, 234001), (203, 104897), (377, 56483), (2639, 8069)]