21273984

素因数分解:

$2^7\times 3^2\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 62454600

約数和(自身を除く): 41180616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 64, 72, 96, 118, 128, 144, 177, 192, 236, 288, 313, 354, 384, 472, 531, 576, 626, 708, 939, 944, 1062, 1152, 1252, 1416, 1878, 1888, 2124, 2504, 2817, 2832, 3756, 3776, 4248, 5008, 5634, 5664, 7512, 7552, 8496, 10016, 11268, 11328, 15024, 16992, 18467, 20032, 22536, 22656, 30048, 33984, 36934, 40064, 45072, 55401, 60096, 67968, 73868, 90144, 110802, 120192, 147736, 166203, 180288, 221604, 295472, 332406, 360576, 443208, 590944, 664812, 886416, 1181888, 1329624, 1772832, 2363776, 2659248, 3545664, 5318496, 7091328, 10636992, 21273984]

約数ペア:

[(1, 21273984), (2, 10636992), (3, 7091328), (4, 5318496), (6, 3545664), (8, 2659248), (9, 2363776), (12, 1772832), (16, 1329624), (18, 1181888), (24, 886416), (32, 664812), (36, 590944), (48, 443208), (59, 360576), (64, 332406), (72, 295472), (96, 221604), (118, 180288), (128, 166203), (144, 147736), (177, 120192), (192, 110802), (236, 90144), (288, 73868), (313, 67968), (354, 60096), (384, 55401), (472, 45072), (531, 40064), (576, 36934), (626, 33984), (708, 30048), (939, 22656), (944, 22536), (1062, 20032), (1152, 18467), (1252, 16992), (1416, 15024), (1878, 11328), (1888, 11268), (2124, 10016), (2504, 8496), (2817, 7552), (2832, 7512), (3756, 5664), (3776, 5634), (4248, 5008)]