21587066

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:829

約数の個数: 16

約数和(自身を含む): 32970240

約数和(自身を除く): 11383174

約数列:

[1, 2, 79, 158, 317, 431, 634, 862, 25043, 34049, 50086, 68098, 136627, 273254, 10793533, 21587066]

約数ペア:

[(1, 21587066), (2, 10793533), (79, 273254), (158, 136627), (317, 68098), (431, 50086), (634, 34049), (862, 25043)]