21082685440

素因数分解:

$2^{14}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6277}}^1$

素因数の和:6351

約数の個数: 120

約数和(自身を含む): 51839228952

約数和(自身を除く): 30756543512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 820, 1024, 1280, 1312, 1640, 2048, 2560, 2624, 3280, 4096, 5120, 5248, 6277, 6560, 8192, 10240, 10496, 12554, 13120, 16384, 20480, 20992, 25108, 26240, 31385, 40960, 41984, 50216, 52480, 62770, 81920, 83968, 100432, 104960, 125540, 167936, 200864, 209920, 251080, 257357, 335872, 401728, 419840, 502160, 514714, 671744, 803456, 839680, 1004320, 1029428, 1286785, 1606912, 1679360, 2008640, 2058856, 2573570, 3213824, 3358720, 4017280, 4117712, 5147140, 6427648, 8034560, 8235424, 10294280, 12855296, 16069120, 16470848, 20588560, 25710592, 32138240, 32941696, 41177120, 51421184, 64276480, 65883392, 82354240, 102842368, 128552960, 131766784, 164708480, 257105920, 263533568, 329416960, 514211840, 527067136, 658833920, 1054134272, 1317667840, 2108268544, 2635335680, 4216537088, 5270671360, 10541342720, 21082685440]

約数ペア:

[(1, 21082685440), (2, 10541342720), (4, 5270671360), (5, 4216537088), (8, 2635335680), (10, 2108268544), (16, 1317667840), (20, 1054134272), (32, 658833920), (40, 527067136), (41, 514211840), (64, 329416960), (80, 263533568), (82, 257105920), (128, 164708480), (160, 131766784), (164, 128552960), (205, 102842368), (256, 82354240), (320, 65883392), (328, 64276480), (410, 51421184), (512, 41177120), (640, 32941696), (656, 32138240), (820, 25710592), (1024, 20588560), (1280, 16470848), (1312, 16069120), (1640, 12855296), (2048, 10294280), (2560, 8235424), (2624, 8034560), (3280, 6427648), (4096, 5147140), (5120, 4117712), (5248, 4017280), (6277, 3358720), (6560, 3213824), (8192, 2573570), (10240, 2058856), (10496, 2008640), (12554, 1679360), (13120, 1606912), (16384, 1286785), (20480, 1029428), (20992, 1004320), (25108, 839680), (26240, 803456), (31385, 671744), (40960, 514714), (41984, 502160), (50216, 419840), (52480, 401728), (62770, 335872), (81920, 257357), (83968, 251080), (100432, 209920), (104960, 200864), (125540, 167936)]