21634047

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5269

約数の個数: 24

約数和(自身を含む): 34319376

約数和(自身を除く): 12685329

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 5237, 15711, 47133, 89029, 141399, 267087, 424197, 801261, 1272591, 2403783, 7211349, 21634047]

約数ペア:

[(1, 21634047), (3, 7211349), (9, 2403783), (17, 1272591), (27, 801261), (51, 424197), (81, 267087), (153, 141399), (243, 89029), (459, 47133), (1377, 15711), (4131, 5237)]