21749424

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{4157}}^1$

素因数の和:4277

約数の個数: 40

約数和(自身を含む): 56715120

約数和(自身を除く): 34965696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 654, 872, 1308, 1744, 2616, 4157, 5232, 8314, 12471, 16628, 24942, 33256, 49884, 66512, 99768, 199536, 453113, 906226, 1359339, 1812452, 2718678, 3624904, 5437356, 7249808, 10874712, 21749424]

約数ペア:

[(1, 21749424), (2, 10874712), (3, 7249808), (4, 5437356), (6, 3624904), (8, 2718678), (12, 1812452), (16, 1359339), (24, 906226), (48, 453113), (109, 199536), (218, 99768), (327, 66512), (436, 49884), (654, 33256), (872, 24942), (1308, 16628), (1744, 12471), (2616, 8314), (4157, 5232)]