21896312

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{8269}}^1$

素因数の和:8606

約数の個数: 16

約数和(自身を含む): 41184600

約数和(自身を除く): 19288288

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 8269, 16538, 33076, 66152, 2737039, 5474078, 10948156, 21896312]

約数ペア:

[(1, 21896312), (2, 10948156), (4, 5474078), (8, 2737039), (331, 66152), (662, 33076), (1324, 16538), (2648, 8269)]