21270295746

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157327}}^1$

素因数の和:157408

約数の個数: 96

約数和(自身を含む): 55958423040

約数和(自身を除く): 34688127294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 37, 42, 58, 63, 74, 87, 111, 126, 174, 203, 222, 259, 261, 333, 406, 518, 522, 609, 666, 777, 1073, 1218, 1554, 1827, 2146, 2331, 3219, 3654, 4662, 6438, 7511, 9657, 15022, 19314, 22533, 45066, 67599, 135198, 157327, 314654, 471981, 943962, 1101289, 1415943, 2202578, 2831886, 3303867, 4562483, 5821099, 6607734, 9124966, 9911601, 11642198, 13687449, 17463297, 19823202, 27374898, 31937381, 34926594, 40747693, 41062347, 52389891, 63874762, 81495386, 82124694, 95812143, 104779782, 122243079, 168811871, 191624286, 244486158, 287436429, 337623742, 366729237, 506435613, 574872858, 733458474, 1012871226, 1181683097, 1519306839, 2363366194, 3038613678, 3545049291, 7090098582, 10635147873, 21270295746]

約数ペア:

[(1, 21270295746), (2, 10635147873), (3, 7090098582), (6, 3545049291), (7, 3038613678), (9, 2363366194), (14, 1519306839), (18, 1181683097), (21, 1012871226), (29, 733458474), (37, 574872858), (42, 506435613), (58, 366729237), (63, 337623742), (74, 287436429), (87, 244486158), (111, 191624286), (126, 168811871), (174, 122243079), (203, 104779782), (222, 95812143), (259, 82124694), (261, 81495386), (333, 63874762), (406, 52389891), (518, 41062347), (522, 40747693), (609, 34926594), (666, 31937381), (777, 27374898), (1073, 19823202), (1218, 17463297), (1554, 13687449), (1827, 11642198), (2146, 9911601), (2331, 9124966), (3219, 6607734), (3654, 5821099), (4662, 4562483), (6438, 3303867), (7511, 2831886), (9657, 2202578), (15022, 1415943), (19314, 1101289), (22533, 943962), (45066, 471981), (67599, 314654), (135198, 157327)]