21526246

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{12107}}^1$

素因数の和:12243

約数の個数: 16

約数和(自身を含む): 37195776

約数和(自身を除く): 15669530

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 12107, 24214, 84749, 169498, 1537589, 3075178, 10763123, 21526246]

約数ペア:

[(1, 21526246), (2, 10763123), (7, 3075178), (14, 1537589), (127, 169498), (254, 84749), (889, 24214), (1778, 12107)]