21117462909

素因数分解:

$3^1\times {\mathrm{1009}}^1\times {\mathrm{1697}}^1\times {\mathrm{4111}}^1$

素因数の和:6820

約数の個数: 16

約数和(自身を含む): 28207991040

約数和(自身を除く): 7090528131

約数列:

[1, 3, 1009, 1697, 3027, 4111, 5091, 12333, 1712273, 4147999, 5136819, 6976367, 12443997, 20929101, 7039154303, 21117462909]

約数ペア:

[(1, 21117462909), (3, 7039154303), (1009, 20929101), (1697, 12443997), (3027, 6976367), (4111, 5136819), (5091, 4147999), (12333, 1712273)]