21095526148

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{719}}^1\times {\mathrm{178903}}^1$

素因数の和:179667

約数の個数: 24

約数和(自身を含む): 37870398720

約数和(自身を除く): 16774872572

約数列:

[1, 2, 4, 41, 82, 164, 719, 1438, 2876, 29479, 58958, 117916, 178903, 357806, 715612, 7335023, 14670046, 29340092, 128631257, 257262514, 514525028, 5273881537, 10547763074, 21095526148]

約数ペア:

[(1, 21095526148), (2, 10547763074), (4, 5273881537), (41, 514525028), (82, 257262514), (164, 128631257), (719, 29340092), (1438, 14670046), (2876, 7335023), (29479, 715612), (58958, 357806), (117916, 178903)]