21708037

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 24554880

約数和(自身を除く): 2846843

約数列:

[1, 13, 29, 71, 377, 811, 923, 2059, 10543, 23519, 26767, 57581, 305747, 748553, 1669849, 21708037]

約数ペア:

[(1, 21708037), (13, 1669849), (29, 748553), (71, 305747), (377, 57581), (811, 26767), (923, 23519), (2059, 10543)]