21467523

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 14474877

約数列:

[1, 3, 7, 11, 21, 33, 77, 199, 231, 467, 597, 1393, 1401, 2189, 3269, 4179, 5137, 6567, 9807, 15323, 15411, 35959, 45969, 92933, 107877, 278799, 650531, 1022263, 1951593, 3066789, 7155841, 21467523]

約数ペア:

[(1, 21467523), (3, 7155841), (7, 3066789), (11, 1951593), (21, 1022263), (33, 650531), (77, 278799), (199, 107877), (231, 92933), (467, 45969), (597, 35959), (1393, 15411), (1401, 15323), (2189, 9807), (3269, 6567), (4179, 5137)]