21689103

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1194

約数の個数: 16

約数和(自身を含む): 29646176

約数和(自身を除く): 7957073

約数列:

[1, 3, 73, 97, 219, 291, 1021, 3063, 7081, 21243, 74533, 99037, 223599, 297111, 7229701, 21689103]

約数ペア:

[(1, 21689103), (3, 7229701), (73, 297111), (97, 223599), (219, 99037), (291, 74533), (1021, 21243), (3063, 7081)]