21197628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{25601}}^1$

素因数の和:25634

約数の個数: 36

約数和(自身を含む): 55914768

約数和(自身を除く): 34717140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 25601, 51202, 76803, 102404, 153606, 230409, 307212, 460818, 588823, 921636, 1177646, 1766469, 2355292, 3532938, 5299407, 7065876, 10598814, 21197628]

約数ペア:

[(1, 21197628), (2, 10598814), (3, 7065876), (4, 5299407), (6, 3532938), (9, 2355292), (12, 1766469), (18, 1177646), (23, 921636), (36, 588823), (46, 460818), (69, 307212), (92, 230409), (138, 153606), (207, 102404), (276, 76803), (414, 51202), (828, 25601)]