21361824

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{613}}^1$

素因数の和:651

約数の個数: 108

約数和(自身を含む): 66881178

約数和(自身を除く): 45519354

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 121, 132, 144, 176, 198, 242, 264, 288, 352, 363, 396, 484, 528, 613, 726, 792, 968, 1056, 1089, 1226, 1452, 1584, 1839, 1936, 2178, 2452, 2904, 3168, 3678, 3872, 4356, 4904, 5517, 5808, 6743, 7356, 8712, 9808, 11034, 11616, 13486, 14712, 17424, 19616, 20229, 22068, 26972, 29424, 34848, 40458, 44136, 53944, 58848, 60687, 74173, 80916, 88272, 107888, 121374, 148346, 161832, 176544, 215776, 222519, 242748, 296692, 323664, 445038, 485496, 593384, 647328, 667557, 890076, 970992, 1186768, 1335114, 1780152, 1941984, 2373536, 2670228, 3560304, 5340456, 7120608, 10680912, 21361824]

約数ペア:

[(1, 21361824), (2, 10680912), (3, 7120608), (4, 5340456), (6, 3560304), (8, 2670228), (9, 2373536), (11, 1941984), (12, 1780152), (16, 1335114), (18, 1186768), (22, 970992), (24, 890076), (32, 667557), (33, 647328), (36, 593384), (44, 485496), (48, 445038), (66, 323664), (72, 296692), (88, 242748), (96, 222519), (99, 215776), (121, 176544), (132, 161832), (144, 148346), (176, 121374), (198, 107888), (242, 88272), (264, 80916), (288, 74173), (352, 60687), (363, 58848), (396, 53944), (484, 44136), (528, 40458), (613, 34848), (726, 29424), (792, 26972), (968, 22068), (1056, 20229), (1089, 19616), (1226, 17424), (1452, 14712), (1584, 13486), (1839, 11616), (1936, 11034), (2178, 9808), (2452, 8712), (2904, 7356), (3168, 6743), (3678, 5808), (3872, 5517), (4356, 4904)]