21167690180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{24281}}^1$

素因数の和:24789

約数の個数: 96

約数和(自身を含む): 54826813440

約数和(自身を除く): 33659123260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 479, 910, 958, 1820, 1916, 2395, 3353, 4790, 6227, 6706, 9580, 12454, 13412, 16765, 24281, 24908, 31135, 33530, 43589, 48562, 62270, 67060, 87178, 97124, 121405, 124540, 169967, 174356, 217945, 242810, 315653, 339934, 435890, 485620, 631306, 679868, 849835, 871780, 1262612, 1578265, 1699670, 2209571, 3156530, 3399340, 4419142, 6313060, 8838284, 11047855, 11630599, 22095710, 23261198, 44191420, 46522396, 58152995, 81414193, 116305990, 151197787, 162828386, 232611980, 302395574, 325656772, 407070965, 604791148, 755988935, 814141930, 1058384509, 1511977870, 1628283860, 2116769018, 3023955740, 4233538036, 5291922545, 10583845090, 21167690180]

約数ペア:

[(1, 21167690180), (2, 10583845090), (4, 5291922545), (5, 4233538036), (7, 3023955740), (10, 2116769018), (13, 1628283860), (14, 1511977870), (20, 1058384509), (26, 814141930), (28, 755988935), (35, 604791148), (52, 407070965), (65, 325656772), (70, 302395574), (91, 232611980), (130, 162828386), (140, 151197787), (182, 116305990), (260, 81414193), (364, 58152995), (455, 46522396), (479, 44191420), (910, 23261198), (958, 22095710), (1820, 11630599), (1916, 11047855), (2395, 8838284), (3353, 6313060), (4790, 4419142), (6227, 3399340), (6706, 3156530), (9580, 2209571), (12454, 1699670), (13412, 1578265), (16765, 1262612), (24281, 871780), (24908, 849835), (31135, 679868), (33530, 631306), (43589, 485620), (48562, 435890), (62270, 339934), (67060, 315653), (87178, 242810), (97124, 217945), (121405, 174356), (124540, 169967)]