21874160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 65567232

約数和(自身を除く): 43693072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 53, 55, 56, 67, 70, 77, 80, 88, 106, 110, 112, 134, 140, 154, 176, 212, 220, 265, 268, 280, 308, 335, 371, 385, 424, 440, 469, 530, 536, 560, 583, 616, 670, 737, 742, 770, 848, 880, 938, 1060, 1072, 1166, 1232, 1340, 1474, 1484, 1540, 1855, 1876, 2120, 2332, 2345, 2680, 2915, 2948, 2968, 3080, 3551, 3685, 3710, 3752, 4081, 4240, 4664, 4690, 5159, 5360, 5830, 5896, 5936, 6160, 7102, 7370, 7420, 7504, 8162, 9328, 9380, 10318, 11660, 11792, 14204, 14740, 14840, 16324, 17755, 18760, 20405, 20636, 23320, 24857, 25795, 28408, 29480, 29680, 32648, 35510, 37520, 39061, 40810, 41272, 46640, 49714, 51590, 56816, 58960, 65296, 71020, 78122, 81620, 82544, 99428, 103180, 124285, 142040, 156244, 163240, 195305, 198856, 206360, 248570, 273427, 284080, 312488, 326480, 390610, 397712, 412720, 497140, 546854, 624976, 781220, 994280, 1093708, 1367135, 1562440, 1988560, 2187416, 2734270, 3124880, 4374832, 5468540, 10937080, 21874160]

約数ペア:

[(1, 21874160), (2, 10937080), (4, 5468540), (5, 4374832), (7, 3124880), (8, 2734270), (10, 2187416), (11, 1988560), (14, 1562440), (16, 1367135), (20, 1093708), (22, 994280), (28, 781220), (35, 624976), (40, 546854), (44, 497140), (53, 412720), (55, 397712), (56, 390610), (67, 326480), (70, 312488), (77, 284080), (80, 273427), (88, 248570), (106, 206360), (110, 198856), (112, 195305), (134, 163240), (140, 156244), (154, 142040), (176, 124285), (212, 103180), (220, 99428), (265, 82544), (268, 81620), (280, 78122), (308, 71020), (335, 65296), (371, 58960), (385, 56816), (424, 51590), (440, 49714), (469, 46640), (530, 41272), (536, 40810), (560, 39061), (583, 37520), (616, 35510), (670, 32648), (737, 29680), (742, 29480), (770, 28408), (848, 25795), (880, 24857), (938, 23320), (1060, 20636), (1072, 20405), (1166, 18760), (1232, 17755), (1340, 16324), (1474, 14840), (1484, 14740), (1540, 14204), (1855, 11792), (1876, 11660), (2120, 10318), (2332, 9380), (2345, 9328), (2680, 8162), (2915, 7504), (2948, 7420), (2968, 7370), (3080, 7102), (3551, 6160), (3685, 5936), (3710, 5896), (3752, 5830), (4081, 5360), (4240, 5159), (4664, 4690)]