2021172723

素因数分解:

$3^3\times {\mathrm{577}}^1\times {\mathrm{129737}}^1$

素因数の和:130323

約数の個数: 16

約数和(自身を含む): 2999542560

約数和(自身を除く): 978369837

約数列:

[1, 3, 9, 27, 577, 1731, 5193, 15579, 129737, 389211, 1167633, 3502899, 74858249, 224574747, 673724241, 2021172723]

約数ペア:

[(1, 2021172723), (3, 673724241), (9, 224574747), (27, 74858249), (577, 3502899), (1731, 1167633), (5193, 389211), (15579, 129737)]