21232818

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51287}}^1$

素因数の和:51318

約数の個数: 24

約数和(自身を含む): 48005568

約数和(自身を除く): 26772750

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51287, 102574, 153861, 307722, 461583, 923166, 1179601, 2359202, 3538803, 7077606, 10616409, 21232818]

約数ペア:

[(1, 21232818), (2, 10616409), (3, 7077606), (6, 3538803), (9, 2359202), (18, 1179601), (23, 923166), (46, 461583), (69, 307722), (138, 153861), (207, 102574), (414, 51287)]