21167005856

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{41231}}^1$

素因数の和:41565

約数の個数: 48

約数和(自身を含む): 42517778688

約数和(自身を除く): 21350772832

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 263, 488, 526, 976, 1052, 1952, 2104, 4208, 8416, 16043, 32086, 41231, 64172, 82462, 128344, 164924, 256688, 329848, 513376, 659696, 1319392, 2515091, 5030182, 10060364, 10843753, 20120728, 21687506, 40241456, 43375012, 80482912, 86750024, 173500048, 347000096, 661468933, 1322937866, 2645875732, 5291751464, 10583502928, 21167005856]

約数ペア:

[(1, 21167005856), (2, 10583502928), (4, 5291751464), (8, 2645875732), (16, 1322937866), (32, 661468933), (61, 347000096), (122, 173500048), (244, 86750024), (263, 80482912), (488, 43375012), (526, 40241456), (976, 21687506), (1052, 20120728), (1952, 10843753), (2104, 10060364), (4208, 5030182), (8416, 2515091), (16043, 1319392), (32086, 659696), (41231, 513376), (64172, 329848), (82462, 256688), (128344, 164924)]