21121745568

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{408197}}^1$

素因数の和:408235

約数の個数: 144

約数和(自身を含む): 70360272864

約数和(自身を除く): 49238527296

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 462, 528, 539, 588, 616, 672, 784, 924, 1056, 1078, 1176, 1232, 1568, 1617, 1848, 2156, 2352, 2464, 3234, 3696, 4312, 4704, 6468, 7392, 8624, 12936, 17248, 25872, 51744, 408197, 816394, 1224591, 1632788, 2449182, 2857379, 3265576, 4490167, 4898364, 5714758, 6531152, 8572137, 8980334, 9796728, 11429516, 13062304, 13470501, 17144274, 17960668, 19593456, 20001653, 22859032, 26941002, 31431169, 34288548, 35921336, 39186912, 40003306, 45718064, 53882004, 60004959, 62862338, 68577096, 71842672, 80006612, 91436128, 94293507, 107764008, 120009918, 125724676, 137154192, 143685344, 160013224, 188587014, 215528016, 220018183, 240019836, 251449352, 274308384, 320026448, 377174028, 431056032, 440036366, 480039672, 502898704, 640052896, 660054549, 754348056, 880072732, 960079344, 1005797408, 1320109098, 1508696112, 1760145464, 1920158688, 2640218196, 3017392224, 3520290928, 5280436392, 7040581856, 10560872784, 21121745568]

約数ペア:

[(1, 21121745568), (2, 10560872784), (3, 7040581856), (4, 5280436392), (6, 3520290928), (7, 3017392224), (8, 2640218196), (11, 1920158688), (12, 1760145464), (14, 1508696112), (16, 1320109098), (21, 1005797408), (22, 960079344), (24, 880072732), (28, 754348056), (32, 660054549), (33, 640052896), (42, 502898704), (44, 480039672), (48, 440036366), (49, 431056032), (56, 377174028), (66, 320026448), (77, 274308384), (84, 251449352), (88, 240019836), (96, 220018183), (98, 215528016), (112, 188587014), (132, 160013224), (147, 143685344), (154, 137154192), (168, 125724676), (176, 120009918), (196, 107764008), (224, 94293507), (231, 91436128), (264, 80006612), (294, 71842672), (308, 68577096), (336, 62862338), (352, 60004959), (392, 53882004), (462, 45718064), (528, 40003306), (539, 39186912), (588, 35921336), (616, 34288548), (672, 31431169), (784, 26941002), (924, 22859032), (1056, 20001653), (1078, 19593456), (1176, 17960668), (1232, 17144274), (1568, 13470501), (1617, 13062304), (1848, 11429516), (2156, 9796728), (2352, 8980334), (2464, 8572137), (3234, 6531152), (3696, 5714758), (4312, 4898364), (4704, 4490167), (6468, 3265576), (7392, 2857379), (8624, 2449182), (12936, 1632788), (17248, 1224591), (25872, 816394), (51744, 408197)]