21476608

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{1951}}^1$

素因数の和:2010

約数の個数: 36

約数和(自身を含む): 43888768

約数和(自身を除く): 22412160

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 1951, 2752, 3902, 5504, 7804, 11008, 15608, 31216, 62432, 83893, 124864, 167786, 249728, 335572, 499456, 671144, 1342288, 2684576, 5369152, 10738304, 21476608]

約数ペア:

[(1, 21476608), (2, 10738304), (4, 5369152), (8, 2684576), (16, 1342288), (32, 671144), (43, 499456), (64, 335572), (86, 249728), (128, 167786), (172, 124864), (256, 83893), (344, 62432), (688, 31216), (1376, 15608), (1951, 11008), (2752, 7804), (3902, 5504)]