21768194

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91463}}^1$

素因数の和:91489

約数の個数: 16

約数和(自身を含む): 39512448

約数和(自身を除く): 17744254

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91463, 182926, 640241, 1280482, 1554871, 3109742, 10884097, 21768194]

約数ペア:

[(1, 21768194), (2, 10884097), (7, 3109742), (14, 1554871), (17, 1280482), (34, 640241), (119, 182926), (238, 91463)]