21707043

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 29546496

約数和(自身を除く): 7839453

約数列:

[1, 3, 71, 213, 223, 457, 669, 1371, 15833, 32447, 47499, 97341, 101911, 305733, 7235681, 21707043]

約数ペア:

[(1, 21707043), (3, 7235681), (71, 305733), (213, 101911), (223, 97341), (457, 47499), (669, 32447), (1371, 15833)]