21982848

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 64627200

約数和(自身を除く): 42644352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 64, 69, 76, 92, 96, 114, 128, 131, 138, 152, 184, 192, 228, 262, 276, 304, 368, 384, 393, 437, 456, 524, 552, 608, 736, 786, 874, 912, 1048, 1104, 1216, 1311, 1472, 1572, 1748, 1824, 2096, 2208, 2432, 2489, 2622, 2944, 3013, 3144, 3496, 3648, 4192, 4416, 4978, 5244, 6026, 6288, 6992, 7296, 7467, 8384, 8832, 9039, 9956, 10488, 12052, 12576, 13984, 14934, 16768, 18078, 19912, 20976, 24104, 25152, 27968, 29868, 36156, 39824, 41952, 48208, 50304, 55936, 57247, 59736, 72312, 79648, 83904, 96416, 114494, 119472, 144624, 159296, 167808, 171741, 192832, 228988, 238944, 289248, 318592, 343482, 385664, 457976, 477888, 578496, 686964, 915952, 955776, 1156992, 1373928, 1831904, 2747856, 3663808, 5495712, 7327616, 10991424, 21982848]

約数ペア:

[(1, 21982848), (2, 10991424), (3, 7327616), (4, 5495712), (6, 3663808), (8, 2747856), (12, 1831904), (16, 1373928), (19, 1156992), (23, 955776), (24, 915952), (32, 686964), (38, 578496), (46, 477888), (48, 457976), (57, 385664), (64, 343482), (69, 318592), (76, 289248), (92, 238944), (96, 228988), (114, 192832), (128, 171741), (131, 167808), (138, 159296), (152, 144624), (184, 119472), (192, 114494), (228, 96416), (262, 83904), (276, 79648), (304, 72312), (368, 59736), (384, 57247), (393, 55936), (437, 50304), (456, 48208), (524, 41952), (552, 39824), (608, 36156), (736, 29868), (786, 27968), (874, 25152), (912, 24104), (1048, 20976), (1104, 19912), (1216, 18078), (1311, 16768), (1472, 14934), (1572, 13984), (1748, 12576), (1824, 12052), (2096, 10488), (2208, 9956), (2432, 9039), (2489, 8832), (2622, 8384), (2944, 7467), (3013, 7296), (3144, 6992), (3496, 6288), (3648, 6026), (4192, 5244), (4416, 4978)]