21051048

素因数分解:

$2^3\times 3^1\times {\mathrm{211}}^1\times {\mathrm{4157}}^1$

素因数の和:4377

約数の個数: 32

約数和(自身を含む): 52889760

約数和(自身を除く): 31838712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 211, 422, 633, 844, 1266, 1688, 2532, 4157, 5064, 8314, 12471, 16628, 24942, 33256, 49884, 99768, 877127, 1754254, 2631381, 3508508, 5262762, 7017016, 10525524, 21051048]

約数ペア:

[(1, 21051048), (2, 10525524), (3, 7017016), (4, 5262762), (6, 3508508), (8, 2631381), (12, 1754254), (24, 877127), (211, 99768), (422, 49884), (633, 33256), (844, 24942), (1266, 16628), (1688, 12471), (2532, 8314), (4157, 5064)]