21560322

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{513341}}^1$

素因数の和:513353

約数の個数: 16

約数和(自身を含む): 49280832

約数和(自身を除く): 27720510

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 513341, 1026682, 1540023, 3080046, 3593387, 7186774, 10780161, 21560322]

約数ペア:

[(1, 21560322), (2, 10780161), (3, 7186774), (6, 3593387), (7, 3080046), (14, 1540023), (21, 1026682), (42, 513341)]