21627286

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:975

約数の個数: 16

約数和(自身を含む): 33202224

約数和(自身を除く): 11574938

約数列:

[1, 2, 53, 106, 373, 547, 746, 1094, 19769, 28991, 39538, 57982, 204031, 408062, 10813643, 21627286]

約数ペア:

[(1, 21627286), (2, 10813643), (53, 408062), (106, 204031), (373, 57982), (547, 39538), (746, 28991), (1094, 19769)]