21370361

素因数分解:

${\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:304

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 1491079

約数列:

[1, 29, 71, 97, 107, 2059, 2813, 3103, 6887, 7597, 10379, 199723, 220313, 300991, 736909, 21370361]

約数ペア:

[(1, 21370361), (29, 736909), (71, 300991), (97, 220313), (107, 199723), (2059, 10379), (2813, 7597), (3103, 6887)]