21304592

素因数分解:

$2^4\times {\mathrm{1033}}^1\times {\mathrm{1289}}^1$

素因数の和:2330

約数の個数: 20

約数和(自身を含む): 41349660

約数和(自身を除く): 20045068

約数列:

[1, 2, 4, 8, 16, 1033, 1289, 2066, 2578, 4132, 5156, 8264, 10312, 16528, 20624, 1331537, 2663074, 5326148, 10652296, 21304592]

約数ペア:

[(1, 21304592), (2, 10652296), (4, 5326148), (8, 2663074), (16, 1331537), (1033, 20624), (1289, 16528), (2066, 10312), (2578, 8264), (4132, 5156)]