21086460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2297}}^1$

素因数の和:2332

約数の個数: 96

約数和(自身を含む): 69491520

約数和(自身を除く): 48405060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 2297, 3060, 4590, 4594, 6891, 9180, 9188, 11485, 13782, 20673, 22970, 27564, 34455, 39049, 41346, 45940, 62019, 68910, 78098, 82692, 103365, 117147, 124038, 137820, 156196, 195245, 206730, 234294, 248076, 310095, 351441, 390490, 413460, 468588, 585735, 620190, 702882, 780980, 1054323, 1171470, 1240380, 1405764, 1757205, 2108646, 2342940, 3514410, 4217292, 5271615, 7028820, 10543230, 21086460]

約数ペア:

[(1, 21086460), (2, 10543230), (3, 7028820), (4, 5271615), (5, 4217292), (6, 3514410), (9, 2342940), (10, 2108646), (12, 1757205), (15, 1405764), (17, 1240380), (18, 1171470), (20, 1054323), (27, 780980), (30, 702882), (34, 620190), (36, 585735), (45, 468588), (51, 413460), (54, 390490), (60, 351441), (68, 310095), (85, 248076), (90, 234294), (102, 206730), (108, 195245), (135, 156196), (153, 137820), (170, 124038), (180, 117147), (204, 103365), (255, 82692), (270, 78098), (306, 68910), (340, 62019), (459, 45940), (510, 41346), (540, 39049), (612, 34455), (765, 27564), (918, 22970), (1020, 20673), (1530, 13782), (1836, 11485), (2295, 9188), (2297, 9180), (3060, 6891), (4590, 4594)]