21709298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{6007}}^1$

素因数の和:6161

約数の個数: 16

約数和(自身を含む): 35327040

約数和(自身を除く): 13617742

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 6007, 12014, 78091, 156182, 834973, 1669946, 10854649, 21709298]

約数ペア:

[(1, 21709298), (2, 10854649), (13, 1669946), (26, 834973), (139, 156182), (278, 78091), (1807, 12014), (3614, 6007)]