21482524

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18713}}^1$

素因数の和:18765

約数の個数: 24

約数和(自身を含む): 44015328

約数和(自身を除く): 22532804

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 18713, 37426, 74852, 130991, 261982, 523964, 767233, 1534466, 3068932, 5370631, 10741262, 21482524]

約数ペア:

[(1, 21482524), (2, 10741262), (4, 5370631), (7, 3068932), (14, 1534466), (28, 767233), (41, 523964), (82, 261982), (164, 130991), (287, 74852), (574, 37426), (1148, 18713)]