21029046412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43448443}}^1$

素因数の和:43448469

約数の個数: 18

約数和(自身を含む): 40450501364

約数和(自身を除く): 19421454952

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 43448443, 86896886, 173793772, 477932873, 955865746, 1911731492, 5257261603, 10514523206, 21029046412]

約数ペア:

[(1, 21029046412), (2, 10514523206), (4, 5257261603), (11, 1911731492), (22, 955865746), (44, 477932873), (121, 173793772), (242, 86896886), (484, 43448443)]