21888384

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:520

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 48614016

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, 238, 272, 336, 357, 384, 408, 448, 476, 479, 544, 672, 714, 816, 896, 952, 958, 1088, 1344, 1428, 1437, 1632, 1904, 1916, 2176, 2688, 2856, 2874, 3264, 3353, 3808, 3832, 5712, 5748, 6528, 6706, 7616, 7664, 8143, 10059, 11424, 11496, 13412, 15232, 15328, 16286, 20118, 22848, 22992, 24429, 26824, 30656, 32572, 40236, 45696, 45984, 48858, 53648, 57001, 61312, 65144, 80472, 91968, 97716, 107296, 114002, 130288, 160944, 171003, 183936, 195432, 214592, 228004, 260576, 321888, 342006, 390864, 429184, 456008, 521152, 643776, 684012, 781728, 912016, 1042304, 1287552, 1368024, 1563456, 1824032, 2736048, 3126912, 3648064, 5472096, 7296128, 10944192, 21888384]

約数ペア:

[(1, 21888384), (2, 10944192), (3, 7296128), (4, 5472096), (6, 3648064), (7, 3126912), (8, 2736048), (12, 1824032), (14, 1563456), (16, 1368024), (17, 1287552), (21, 1042304), (24, 912016), (28, 781728), (32, 684012), (34, 643776), (42, 521152), (48, 456008), (51, 429184), (56, 390864), (64, 342006), (68, 321888), (84, 260576), (96, 228004), (102, 214592), (112, 195432), (119, 183936), (128, 171003), (136, 160944), (168, 130288), (192, 114002), (204, 107296), (224, 97716), (238, 91968), (272, 80472), (336, 65144), (357, 61312), (384, 57001), (408, 53648), (448, 48858), (476, 45984), (479, 45696), (544, 40236), (672, 32572), (714, 30656), (816, 26824), (896, 24429), (952, 22992), (958, 22848), (1088, 20118), (1344, 16286), (1428, 15328), (1437, 15232), (1632, 13412), (1904, 11496), (1916, 11424), (2176, 10059), (2688, 8143), (2856, 7664), (2874, 7616), (3264, 6706), (3353, 6528), (3808, 5748), (3832, 5712)]