21648608

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{15733}}^1$

素因数の和:15786

約数の個数: 24

約数和(自身を含む): 43614648

約数和(自身を除く): 21966040

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 15733, 31466, 62932, 125864, 251728, 503456, 676519, 1353038, 2706076, 5412152, 10824304, 21648608]

約数ペア:

[(1, 21648608), (2, 10824304), (4, 5412152), (8, 2706076), (16, 1353038), (32, 676519), (43, 503456), (86, 251728), (172, 125864), (344, 62932), (688, 31466), (1376, 15733)]