21546304

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 112

約数和(自身を含む): 51206400

約数和(自身を除く): 29660096

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 32, 38, 47, 52, 58, 64, 76, 94, 104, 116, 152, 188, 208, 232, 247, 304, 376, 377, 416, 464, 494, 551, 608, 611, 752, 754, 832, 893, 928, 988, 1102, 1216, 1222, 1363, 1504, 1508, 1786, 1856, 1976, 2204, 2444, 2726, 3008, 3016, 3572, 3952, 4408, 4888, 5452, 6032, 7144, 7163, 7904, 8816, 9776, 10904, 11609, 12064, 14288, 14326, 15808, 17632, 17719, 19552, 21808, 23218, 24128, 25897, 28576, 28652, 35264, 35438, 39104, 43616, 46436, 51794, 57152, 57304, 70876, 87232, 92872, 103588, 114608, 141752, 185744, 207176, 229216, 283504, 336661, 371488, 414352, 458432, 567008, 673322, 742976, 828704, 1134016, 1346644, 1657408, 2693288, 5386576, 10773152, 21546304]

約数ペア:

[(1, 21546304), (2, 10773152), (4, 5386576), (8, 2693288), (13, 1657408), (16, 1346644), (19, 1134016), (26, 828704), (29, 742976), (32, 673322), (38, 567008), (47, 458432), (52, 414352), (58, 371488), (64, 336661), (76, 283504), (94, 229216), (104, 207176), (116, 185744), (152, 141752), (188, 114608), (208, 103588), (232, 92872), (247, 87232), (304, 70876), (376, 57304), (377, 57152), (416, 51794), (464, 46436), (494, 43616), (551, 39104), (608, 35438), (611, 35264), (752, 28652), (754, 28576), (832, 25897), (893, 24128), (928, 23218), (988, 21808), (1102, 19552), (1216, 17719), (1222, 17632), (1363, 15808), (1504, 14326), (1508, 14288), (1786, 12064), (1856, 11609), (1976, 10904), (2204, 9776), (2444, 8816), (2726, 7904), (3008, 7163), (3016, 7144), (3572, 6032), (3952, 5452), (4408, 4888)]