21050134

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 37509120

約数和(自身を除く): 16458986

約数列:

[1, 2, 7, 14, 43, 73, 86, 146, 301, 479, 511, 602, 958, 1022, 3139, 3353, 6278, 6706, 20597, 21973, 34967, 41194, 43946, 69934, 144179, 244769, 288358, 489538, 1503581, 3007162, 10525067, 21050134]

約数ペア:

[(1, 21050134), (2, 10525067), (7, 3007162), (14, 1503581), (43, 489538), (73, 288358), (86, 244769), (146, 144179), (301, 69934), (479, 43946), (511, 41194), (602, 34967), (958, 21973), (1022, 20597), (3139, 6706), (3353, 6278)]