20211149945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19912463}}^1$

素因数の和:19912504

約数の個数: 16

約数和(自身を含む): 28673948160

約数和(自身を除く): 8462798215

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 19912463, 99562315, 139387241, 577461427, 696936205, 2887307135, 4042229989, 20211149945]

約数ペア:

[(1, 20211149945), (5, 4042229989), (7, 2887307135), (29, 696936205), (35, 577461427), (145, 139387241), (203, 99562315), (1015, 19912463)]