21730894

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1395

約数の個数: 16

約数和(自身を含む): 33319440

約数和(自身を除く): 11588546

約数列:

[1, 2, 83, 109, 166, 218, 1201, 2402, 9047, 18094, 99683, 130909, 199366, 261818, 10865447, 21730894]

約数ペア:

[(1, 21730894), (2, 10865447), (83, 261818), (109, 199366), (166, 130909), (218, 99683), (1201, 18094), (2402, 9047)]