21408066

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1627}}^1$

素因数の和:1695

約数の個数: 48

約数和(自身を含む): 50285664

約数和(自身を除く): 28877598

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1462, 1627, 2193, 3254, 4386, 4881, 6579, 9762, 13158, 14643, 27659, 29286, 55318, 69961, 82977, 139922, 165954, 209883, 248931, 419766, 497862, 629649, 1189337, 1259298, 2378674, 3568011, 7136022, 10704033, 21408066]

約数ペア:

[(1, 21408066), (2, 10704033), (3, 7136022), (6, 3568011), (9, 2378674), (17, 1259298), (18, 1189337), (34, 629649), (43, 497862), (51, 419766), (86, 248931), (102, 209883), (129, 165954), (153, 139922), (258, 82977), (306, 69961), (387, 55318), (731, 29286), (774, 27659), (1462, 14643), (1627, 13158), (2193, 9762), (3254, 6579), (4386, 4881)]