21648762

素因数分解:

$2^1\times 3^3\times {\mathrm{400903}}^1$

素因数の和:400914

約数の個数: 16

約数和(自身を含む): 48108480

約数和(自身を除く): 26459718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 400903, 801806, 1202709, 2405418, 3608127, 7216254, 10824381, 21648762]

約数ペア:

[(1, 21648762), (2, 10824381), (3, 7216254), (6, 3608127), (9, 2405418), (18, 1202709), (27, 801806), (54, 400903)]