21934170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 61102080

約数和(自身を除く): 39167910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 101, 114, 127, 171, 190, 202, 254, 285, 303, 342, 381, 505, 570, 606, 635, 762, 855, 909, 1010, 1143, 1270, 1515, 1710, 1818, 1905, 1919, 2286, 2413, 3030, 3810, 3838, 4545, 4826, 5715, 5757, 7239, 9090, 9595, 11430, 11514, 12065, 12827, 14478, 17271, 19190, 21717, 24130, 25654, 28785, 34542, 36195, 38481, 43434, 57570, 64135, 72390, 76962, 86355, 108585, 115443, 128270, 172710, 192405, 217170, 230886, 243713, 384810, 487426, 577215, 731139, 1154430, 1218565, 1462278, 2193417, 2437130, 3655695, 4386834, 7311390, 10967085, 21934170]

約数ペア:

[(1, 21934170), (2, 10967085), (3, 7311390), (5, 4386834), (6, 3655695), (9, 2437130), (10, 2193417), (15, 1462278), (18, 1218565), (19, 1154430), (30, 731139), (38, 577215), (45, 487426), (57, 384810), (90, 243713), (95, 230886), (101, 217170), (114, 192405), (127, 172710), (171, 128270), (190, 115443), (202, 108585), (254, 86355), (285, 76962), (303, 72390), (342, 64135), (381, 57570), (505, 43434), (570, 38481), (606, 36195), (635, 34542), (762, 28785), (855, 25654), (909, 24130), (1010, 21717), (1143, 19190), (1270, 17271), (1515, 14478), (1710, 12827), (1818, 12065), (1905, 11514), (1919, 11430), (2286, 9595), (2413, 9090), (3030, 7239), (3810, 5757), (3838, 5715), (4545, 4826)]