21357810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79103}}^1$

素因数の和:79119

約数の個数: 32

約数和(自身を含む): 56954880

約数和(自身を除く): 35597070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79103, 158206, 237309, 395515, 474618, 711927, 791030, 1186545, 1423854, 2135781, 2373090, 3559635, 4271562, 7119270, 10678905, 21357810]

約数ペア:

[(1, 21357810), (2, 10678905), (3, 7119270), (5, 4271562), (6, 3559635), (9, 2373090), (10, 2135781), (15, 1423854), (18, 1186545), (27, 791030), (30, 711927), (45, 474618), (54, 395515), (90, 237309), (135, 158206), (270, 79103)]