21736192

素因数分解:

$2^8\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:644

約数の個数: 36

約数和(自身を含む): 43708896

約数和(自身を除く): 21972704

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 431, 788, 862, 1576, 1724, 3152, 3448, 6304, 6896, 12608, 13792, 25216, 27584, 50432, 55168, 84907, 110336, 169814, 339628, 679256, 1358512, 2717024, 5434048, 10868096, 21736192]

約数ペア:

[(1, 21736192), (2, 10868096), (4, 5434048), (8, 2717024), (16, 1358512), (32, 679256), (64, 339628), (128, 169814), (197, 110336), (256, 84907), (394, 55168), (431, 50432), (788, 27584), (862, 25216), (1576, 13792), (1724, 12608), (3152, 6896), (3448, 6304)]