21675344

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{10667}}^1$

素因数の和:10802

約数の個数: 20

約数和(自身を含む): 42330624

約数和(自身を除く): 20655280

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 10667, 21334, 42668, 85336, 170672, 1354709, 2709418, 5418836, 10837672, 21675344]

約数ペア:

[(1, 21675344), (2, 10837672), (4, 5418836), (8, 2709418), (16, 1354709), (127, 170672), (254, 85336), (508, 42668), (1016, 21334), (2032, 10667)]