21148824285

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{177953}}^1$

素因数の和:178122

約数の個数: 48

約数和(自身を含む): 38865153600

約数和(自身を除く): 17716329315

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 139, 171, 285, 417, 695, 855, 1251, 2085, 2641, 6255, 7923, 13205, 23769, 39615, 118845, 177953, 533859, 889765, 1601577, 2669295, 3381107, 8007885, 10143321, 16905535, 24735467, 30429963, 50716605, 74206401, 123677335, 152149815, 222619203, 371032005, 469973873, 1113096015, 1409921619, 2349869365, 4229764857, 7049608095, 21148824285]

約数ペア:

[(1, 21148824285), (3, 7049608095), (5, 4229764857), (9, 2349869365), (15, 1409921619), (19, 1113096015), (45, 469973873), (57, 371032005), (95, 222619203), (139, 152149815), (171, 123677335), (285, 74206401), (417, 50716605), (695, 30429963), (855, 24735467), (1251, 16905535), (2085, 10143321), (2641, 8007885), (6255, 3381107), (7923, 2669295), (13205, 1601577), (23769, 889765), (39615, 533859), (118845, 177953)]