21175304

素因数分解:

$2^3\times {\mathrm{383}}^1\times {\mathrm{6911}}^1$

素因数の和:7300

約数の個数: 16

約数和(自身を含む): 39813120

約数和(自身を除く): 18637816

約数列:

[1, 2, 4, 8, 383, 766, 1532, 3064, 6911, 13822, 27644, 55288, 2646913, 5293826, 10587652, 21175304]

約数ペア:

[(1, 21175304), (2, 10587652), (4, 5293826), (8, 2646913), (383, 55288), (766, 27644), (1532, 13822), (3064, 6911)]