21516264144

素因数分解:

$2^4\times 3^3\times {\mathrm{53}}^1\times {\mathrm{939739}}^1$

素因数の和:939809

約数の個数: 80

約数和(自身を含む): 62924990400

約数和(自身を除く): 41408726256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 72, 106, 108, 144, 159, 212, 216, 318, 424, 432, 477, 636, 848, 954, 1272, 1431, 1908, 2544, 2862, 3816, 5724, 7632, 11448, 22896, 939739, 1879478, 2819217, 3758956, 5638434, 7517912, 8457651, 11276868, 15035824, 16915302, 22553736, 25372953, 33830604, 45107472, 49806167, 50745906, 67661208, 99612334, 101491812, 135322416, 149418501, 199224668, 202983624, 298837002, 398449336, 405967248, 448255503, 597674004, 796898672, 896511006, 1195348008, 1344766509, 1793022012, 2390696016, 2689533018, 3586044024, 5379066036, 7172088048, 10758132072, 21516264144]

約数ペア:

[(1, 21516264144), (2, 10758132072), (3, 7172088048), (4, 5379066036), (6, 3586044024), (8, 2689533018), (9, 2390696016), (12, 1793022012), (16, 1344766509), (18, 1195348008), (24, 896511006), (27, 796898672), (36, 597674004), (48, 448255503), (53, 405967248), (54, 398449336), (72, 298837002), (106, 202983624), (108, 199224668), (144, 149418501), (159, 135322416), (212, 101491812), (216, 99612334), (318, 67661208), (424, 50745906), (432, 49806167), (477, 45107472), (636, 33830604), (848, 25372953), (954, 22553736), (1272, 16915302), (1431, 15035824), (1908, 11276868), (2544, 8457651), (2862, 7517912), (3816, 5638434), (5724, 3758956), (7632, 2819217), (11448, 1879478), (22896, 939739)]