21728374528

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^2\times {\mathrm{22921}}^1$

素因数の和:22990

約数の個数: 108

約数和(自身を含む): 51818940208

約数和(自身を除く): 30090565680

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 529, 644, 736, 896, 1058, 1288, 1472, 1792, 2116, 2576, 2944, 3703, 4232, 5152, 5888, 7406, 8464, 10304, 14812, 16928, 20608, 22921, 29624, 33856, 41216, 45842, 59248, 67712, 91684, 118496, 135424, 160447, 183368, 236992, 320894, 366736, 473984, 527183, 641788, 733472, 947968, 1054366, 1283576, 1466944, 2108732, 2567152, 2933888, 3690281, 4217464, 5134304, 5867776, 7380562, 8434928, 10268608, 12125209, 14761124, 16869856, 20537216, 24250418, 29522248, 33739712, 41074432, 48500836, 59044496, 67479424, 84876463, 97001672, 118088992, 134958848, 169752926, 194003344, 236177984, 339505852, 388006688, 472355968, 679011704, 776013376, 944711936, 1358023408, 1552026752, 2716046816, 3104053504, 5432093632, 10864187264, 21728374528]

約数ペア:

[(1, 21728374528), (2, 10864187264), (4, 5432093632), (7, 3104053504), (8, 2716046816), (14, 1552026752), (16, 1358023408), (23, 944711936), (28, 776013376), (32, 679011704), (46, 472355968), (56, 388006688), (64, 339505852), (92, 236177984), (112, 194003344), (128, 169752926), (161, 134958848), (184, 118088992), (224, 97001672), (256, 84876463), (322, 67479424), (368, 59044496), (448, 48500836), (529, 41074432), (644, 33739712), (736, 29522248), (896, 24250418), (1058, 20537216), (1288, 16869856), (1472, 14761124), (1792, 12125209), (2116, 10268608), (2576, 8434928), (2944, 7380562), (3703, 5867776), (4232, 5134304), (5152, 4217464), (5888, 3690281), (7406, 2933888), (8464, 2567152), (10304, 2108732), (14812, 1466944), (16928, 1283576), (20608, 1054366), (22921, 947968), (29624, 733472), (33856, 641788), (41216, 527183), (45842, 473984), (59248, 366736), (67712, 320894), (91684, 236992), (118496, 183368), (135424, 160447)]