21144180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352403}}^1$

素因数の和:352415

約数の個数: 24

約数和(自身を含む): 59203872

約数和(自身を除く): 38059692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352403, 704806, 1057209, 1409612, 1762015, 2114418, 3524030, 4228836, 5286045, 7048060, 10572090, 21144180]

約数ペア:

[(1, 21144180), (2, 10572090), (3, 7048060), (4, 5286045), (5, 4228836), (6, 3524030), (10, 2114418), (12, 1762015), (15, 1409612), (20, 1057209), (30, 704806), (60, 352403)]