21364882

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19819}}^1$

素因数の和:19846

約数の個数: 24

約数和(自身を含む): 40670640

約数和(自身を除く): 19305758

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19819, 39638, 138733, 218009, 277466, 436018, 971131, 1526063, 1942262, 3052126, 10682441, 21364882]

約数ペア:

[(1, 21364882), (2, 10682441), (7, 3052126), (11, 1942262), (14, 1526063), (22, 971131), (49, 436018), (77, 277466), (98, 218009), (154, 138733), (539, 39638), (1078, 19819)]