21095354

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 16644166

約数列:

[1, 2, 7, 14, 29, 58, 203, 223, 233, 406, 446, 466, 1561, 1631, 3122, 3262, 6467, 6757, 12934, 13514, 45269, 47299, 51959, 90538, 94598, 103918, 363713, 727426, 1506811, 3013622, 10547677, 21095354]

約数ペア:

[(1, 21095354), (2, 10547677), (7, 3013622), (14, 1506811), (29, 727426), (58, 363713), (203, 103918), (223, 94598), (233, 90538), (406, 51959), (446, 47299), (466, 45269), (1561, 13514), (1631, 12934), (3122, 6757), (3262, 6467)]