21509982216

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{467527}}^1$

素因数の和:467616

約数の個数: 80

約数和(自身を含む): 61096559040

約数和(自身を除く): 39586576824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 426, 568, 639, 648, 852, 1278, 1704, 1917, 2556, 3834, 5112, 5751, 7668, 11502, 15336, 23004, 46008, 467527, 935054, 1402581, 1870108, 2805162, 3740216, 4207743, 5610324, 8415486, 11220648, 12623229, 16830972, 25246458, 33194417, 33661944, 37869687, 50492916, 66388834, 75739374, 99583251, 100985832, 132777668, 151478748, 199166502, 265555336, 298749753, 302957496, 398333004, 597499506, 796666008, 896249259, 1194999012, 1792498518, 2389998024, 2688747777, 3584997036, 5377495554, 7169994072, 10754991108, 21509982216]

約数ペア:

[(1, 21509982216), (2, 10754991108), (3, 7169994072), (4, 5377495554), (6, 3584997036), (8, 2688747777), (9, 2389998024), (12, 1792498518), (18, 1194999012), (24, 896249259), (27, 796666008), (36, 597499506), (54, 398333004), (71, 302957496), (72, 298749753), (81, 265555336), (108, 199166502), (142, 151478748), (162, 132777668), (213, 100985832), (216, 99583251), (284, 75739374), (324, 66388834), (426, 50492916), (568, 37869687), (639, 33661944), (648, 33194417), (852, 25246458), (1278, 16830972), (1704, 12623229), (1917, 11220648), (2556, 8415486), (3834, 5610324), (5112, 4207743), (5751, 3740216), (7668, 2805162), (11502, 1870108), (15336, 1402581), (23004, 935054), (46008, 467527)]