21231474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16931}}^1$

素因数の和:16966

約数の個数: 32

約数和(自身を含む): 48764160

約数和(自身を除く): 27532686

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 16931, 33862, 50793, 101586, 186241, 321689, 372482, 558723, 643378, 965067, 1117446, 1930134, 3538579, 7077158, 10615737, 21231474]

約数ペア:

[(1, 21231474), (2, 10615737), (3, 7077158), (6, 3538579), (11, 1930134), (19, 1117446), (22, 965067), (33, 643378), (38, 558723), (57, 372482), (66, 321689), (114, 186241), (209, 101586), (418, 50793), (627, 33862), (1254, 16931)]