21116406514

素因数分解:

$2^1\times 7^1\times {\mathrm{1319}}^1\times {\mathrm{1143529}}^1$

素因数の和:1144857

約数の個数: 16

約数和(自身を含む): 36227030400

約数和(自身を除く): 15110623886

約数列:

[1, 2, 7, 14, 1319, 2638, 9233, 18466, 1143529, 2287058, 8004703, 16009406, 1508314751, 3016629502, 10558203257, 21116406514]

約数ペア:

[(1, 21116406514), (2, 10558203257), (7, 3016629502), (14, 1508314751), (1319, 16009406), (2638, 8004703), (9233, 2287058), (18466, 1143529)]