21103476772

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7317433}}^1$

素因数の和:7317547

約数の個数: 24

約数和(自身を含む): 42616735616

約数和(自身を除く): 21513258844

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7317433, 14634866, 29269732, 51222031, 102444062, 204888124, 753695599, 1507391198, 3014782396, 5275869193, 10551738386, 21103476772]

約数ペア:

[(1, 21103476772), (2, 10551738386), (4, 5275869193), (7, 3014782396), (14, 1507391198), (28, 753695599), (103, 204888124), (206, 102444062), (412, 51222031), (721, 29269732), (1442, 14634866), (2884, 7317433)]