21788097

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{577}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 29908032

約数和(自身を除く): 8119935

約数列:

[1, 3, 41, 123, 307, 577, 921, 1731, 12587, 23657, 37761, 70971, 177139, 531417, 7262699, 21788097]

約数ペア:

[(1, 21788097), (3, 7262699), (41, 531417), (123, 177139), (307, 70971), (577, 37761), (921, 23657), (1731, 12587)]