21081918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24571}}^1$

素因数の和:24600

約数の個数: 32

約数和(自身を含む): 49537152

約数和(自身を除く): 28455234

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24571, 49142, 73713, 147426, 270281, 319423, 540562, 638846, 810843, 958269, 1621686, 1916538, 3513653, 7027306, 10540959, 21081918]

約数ペア:

[(1, 21081918), (2, 10540959), (3, 7027306), (6, 3513653), (11, 1916538), (13, 1621686), (22, 958269), (26, 810843), (33, 638846), (39, 540562), (66, 319423), (78, 270281), (143, 147426), (286, 73713), (429, 49142), (858, 24571)]