21591486

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 58406400

約数和(自身を除く): 36814914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 29, 38, 42, 57, 58, 63, 87, 114, 126, 133, 171, 174, 203, 261, 266, 311, 342, 399, 406, 522, 551, 609, 622, 798, 933, 1102, 1197, 1218, 1653, 1827, 1866, 2177, 2394, 2799, 3306, 3654, 3857, 4354, 4959, 5598, 5909, 6531, 7714, 9019, 9918, 11571, 11818, 13062, 17727, 18038, 19593, 23142, 27057, 34713, 35454, 39186, 41363, 53181, 54114, 63133, 69426, 81171, 82726, 106362, 124089, 126266, 162342, 171361, 189399, 248178, 342722, 372267, 378798, 514083, 568197, 744534, 1028166, 1136394, 1199527, 1542249, 2399054, 3084498, 3598581, 7197162, 10795743, 21591486]

約数ペア:

[(1, 21591486), (2, 10795743), (3, 7197162), (6, 3598581), (7, 3084498), (9, 2399054), (14, 1542249), (18, 1199527), (19, 1136394), (21, 1028166), (29, 744534), (38, 568197), (42, 514083), (57, 378798), (58, 372267), (63, 342722), (87, 248178), (114, 189399), (126, 171361), (133, 162342), (171, 126266), (174, 124089), (203, 106362), (261, 82726), (266, 81171), (311, 69426), (342, 63133), (399, 54114), (406, 53181), (522, 41363), (551, 39186), (609, 35454), (622, 34713), (798, 27057), (933, 23142), (1102, 19593), (1197, 18038), (1218, 17727), (1653, 13062), (1827, 11818), (1866, 11571), (2177, 9918), (2394, 9019), (2799, 7714), (3306, 6531), (3654, 5909), (3857, 5598), (4354, 4959)]