21095954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2897}}^1$

素因数の和:3241

約数の個数: 16

約数和(自身を含む): 34636896

約数和(自身を除く): 13540942

約数列:

[1, 2, 11, 22, 331, 662, 2897, 3641, 5794, 7282, 31867, 63734, 958907, 1917814, 10547977, 21095954]

約数ペア:

[(1, 21095954), (2, 10547977), (11, 1917814), (22, 958907), (331, 63734), (662, 31867), (2897, 7282), (3641, 5794)]