21158336

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19447}}^1$

素因数の和:19476

約数の個数: 28

約数和(自身を含む): 44458128

約数和(自身を除く): 23299792

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19447, 38894, 77788, 155576, 311152, 330599, 622304, 661198, 1244608, 1322396, 2644792, 5289584, 10579168, 21158336]

約数ペア:

[(1, 21158336), (2, 10579168), (4, 5289584), (8, 2644792), (16, 1322396), (17, 1244608), (32, 661198), (34, 622304), (64, 330599), (68, 311152), (136, 155576), (272, 77788), (544, 38894), (1088, 19447)]