21294336

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 68874624

約数和(自身を除く): 47580288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 233, 238, 256, 272, 336, 357, 384, 408, 448, 466, 476, 544, 672, 699, 714, 768, 816, 896, 932, 952, 1088, 1344, 1398, 1428, 1631, 1632, 1792, 1864, 1904, 2176, 2688, 2796, 2856, 3262, 3264, 3728, 3808, 3961, 4352, 4893, 5376, 5592, 5712, 6524, 6528, 7456, 7616, 7922, 9786, 11184, 11424, 11883, 13048, 13056, 14912, 15232, 15844, 19572, 22368, 22848, 23766, 26096, 27727, 29824, 30464, 31688, 39144, 44736, 45696, 47532, 52192, 55454, 59648, 63376, 78288, 83181, 89472, 91392, 95064, 104384, 110908, 126752, 156576, 166362, 178944, 190128, 208768, 221816, 253504, 313152, 332724, 380256, 417536, 443632, 507008, 626304, 665448, 760512, 887264, 1014016, 1252608, 1330896, 1521024, 1774528, 2661792, 3042048, 3549056, 5323584, 7098112, 10647168, 21294336]

約数ペア:

[(1, 21294336), (2, 10647168), (3, 7098112), (4, 5323584), (6, 3549056), (7, 3042048), (8, 2661792), (12, 1774528), (14, 1521024), (16, 1330896), (17, 1252608), (21, 1014016), (24, 887264), (28, 760512), (32, 665448), (34, 626304), (42, 507008), (48, 443632), (51, 417536), (56, 380256), (64, 332724), (68, 313152), (84, 253504), (96, 221816), (102, 208768), (112, 190128), (119, 178944), (128, 166362), (136, 156576), (168, 126752), (192, 110908), (204, 104384), (224, 95064), (233, 91392), (238, 89472), (256, 83181), (272, 78288), (336, 63376), (357, 59648), (384, 55454), (408, 52192), (448, 47532), (466, 45696), (476, 44736), (544, 39144), (672, 31688), (699, 30464), (714, 29824), (768, 27727), (816, 26096), (896, 23766), (932, 22848), (952, 22368), (1088, 19572), (1344, 15844), (1398, 15232), (1428, 14912), (1631, 13056), (1632, 13048), (1792, 11883), (1864, 11424), (1904, 11184), (2176, 9786), (2688, 7922), (2796, 7616), (2856, 7456), (3262, 6528), (3264, 6524), (3728, 5712), (3808, 5592), (3961, 5376), (4352, 4893)]