21534003

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{4523}}^1$

素因数の和:4575

約数の個数: 18

約数和(自身を含む): 32523036

約数和(自身を除く): 10989033

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4523, 4761, 13569, 40707, 104029, 312087, 936261, 2392667, 7178001, 21534003]

約数ペア:

[(1, 21534003), (3, 7178001), (9, 2392667), (23, 936261), (69, 312087), (207, 104029), (529, 40707), (1587, 13569), (4523, 4761)]