21338434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2099}}^1$

素因数の和:2154

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 16763966

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 2099, 4198, 5083, 10166, 27287, 35683, 48277, 54574, 71366, 96554, 463879, 627601, 820709, 927758, 1255202, 1641418, 10669217, 21338434]

約数ペア:

[(1, 21338434), (2, 10669217), (13, 1641418), (17, 1255202), (23, 927758), (26, 820709), (34, 627601), (46, 463879), (221, 96554), (299, 71366), (391, 54574), (442, 48277), (598, 35683), (782, 27287), (2099, 10166), (4198, 5083)]