21930264

素因数分解:

$2^3\times 3^5\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 63882000

約数和(自身を除く): 41951736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 81, 87, 108, 116, 162, 174, 216, 232, 243, 261, 324, 348, 389, 486, 522, 648, 696, 778, 783, 972, 1044, 1167, 1556, 1566, 1944, 2088, 2334, 2349, 3112, 3132, 3501, 4668, 4698, 6264, 7002, 7047, 9336, 9396, 10503, 11281, 14004, 14094, 18792, 21006, 22562, 28008, 28188, 31509, 33843, 42012, 45124, 56376, 63018, 67686, 84024, 90248, 94527, 101529, 126036, 135372, 189054, 203058, 252072, 270744, 304587, 378108, 406116, 609174, 756216, 812232, 913761, 1218348, 1827522, 2436696, 2741283, 3655044, 5482566, 7310088, 10965132, 21930264]

約数ペア:

[(1, 21930264), (2, 10965132), (3, 7310088), (4, 5482566), (6, 3655044), (8, 2741283), (9, 2436696), (12, 1827522), (18, 1218348), (24, 913761), (27, 812232), (29, 756216), (36, 609174), (54, 406116), (58, 378108), (72, 304587), (81, 270744), (87, 252072), (108, 203058), (116, 189054), (162, 135372), (174, 126036), (216, 101529), (232, 94527), (243, 90248), (261, 84024), (324, 67686), (348, 63018), (389, 56376), (486, 45124), (522, 42012), (648, 33843), (696, 31509), (778, 28188), (783, 28008), (972, 22562), (1044, 21006), (1167, 18792), (1556, 14094), (1566, 14004), (1944, 11281), (2088, 10503), (2334, 9396), (2349, 9336), (3112, 7047), (3132, 7002), (3501, 6264), (4668, 4698)]