21164812

素因数分解:

$2^2\times {\mathrm{1439}}^1\times {\mathrm{3677}}^1$

素因数の和:5120

約数の個数: 12

約数和(自身を含む): 37074240

約数和(自身を除く): 15909428

約数列:

[1, 2, 4, 1439, 2878, 3677, 5756, 7354, 14708, 5291203, 10582406, 21164812]

約数ペア:

[(1, 21164812), (2, 10582406), (4, 5291203), (1439, 14708), (2878, 7354), (3677, 5756)]