21039216

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{39847}}^1$

素因数の和:39869

約数の個数: 40

約数和(自身を含む): 59293824

約数和(自身を除く): 38254608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 39847, 79694, 119541, 159388, 239082, 318776, 438317, 478164, 637552, 876634, 956328, 1314951, 1753268, 1912656, 2629902, 3506536, 5259804, 7013072, 10519608, 21039216]

約数ペア:

[(1, 21039216), (2, 10519608), (3, 7013072), (4, 5259804), (6, 3506536), (8, 2629902), (11, 1912656), (12, 1753268), (16, 1314951), (22, 956328), (24, 876634), (33, 637552), (44, 478164), (48, 438317), (66, 318776), (88, 239082), (132, 159388), (176, 119541), (264, 79694), (528, 39847)]