22355221

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 28169856

約数和(自身を除く): 5814635

約数列:

[1, 7, 17, 47, 49, 119, 329, 571, 799, 833, 2303, 3997, 5593, 9707, 26837, 27979, 39151, 67949, 187859, 456229, 475643, 1315013, 3193603, 22355221]

約数ペア:

[(1, 22355221), (7, 3193603), (17, 1315013), (47, 475643), (49, 456229), (119, 187859), (329, 67949), (571, 39151), (799, 27979), (833, 26837), (2303, 9707), (3997, 5593)]