21505609848

素因数分解:

$2^3\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1\times {\mathrm{5171}}^1$

素因数の和:6492

約数の個数: 64

約数和(自身を含む): 54181872000

約数和(自身を除く): 32676262152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 149, 298, 447, 596, 894, 1163, 1192, 1788, 2326, 3489, 3576, 4652, 5171, 6978, 9304, 10342, 13956, 15513, 20684, 27912, 31026, 41368, 62052, 124104, 173287, 346574, 519861, 693148, 770479, 1039722, 1386296, 1540958, 2079444, 2311437, 3081916, 4158888, 4622874, 6013873, 6163832, 9245748, 12027746, 18041619, 18491496, 24055492, 36083238, 48110984, 72166476, 144332952, 896067077, 1792134154, 2688201231, 3584268308, 5376402462, 7168536616, 10752804924, 21505609848]

約数ペア:

[(1, 21505609848), (2, 10752804924), (3, 7168536616), (4, 5376402462), (6, 3584268308), (8, 2688201231), (12, 1792134154), (24, 896067077), (149, 144332952), (298, 72166476), (447, 48110984), (596, 36083238), (894, 24055492), (1163, 18491496), (1192, 18041619), (1788, 12027746), (2326, 9245748), (3489, 6163832), (3576, 6013873), (4652, 4622874), (5171, 4158888), (6978, 3081916), (9304, 2311437), (10342, 2079444), (13956, 1540958), (15513, 1386296), (20684, 1039722), (27912, 770479), (31026, 693148), (41368, 519861), (62052, 346574), (124104, 173287)]