21216594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{505157}}^1$

素因数の和:505169

約数の個数: 16

約数和(自身を含む): 48495168

約数和(自身を除く): 27278574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 505157, 1010314, 1515471, 3030942, 3536099, 7072198, 10608297, 21216594]

約数ペア:

[(1, 21216594), (2, 10608297), (3, 7072198), (6, 3536099), (7, 3030942), (14, 1515471), (21, 1010314), (42, 505157)]