21891224916

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{839}}^1\times {\mathrm{7321}}^1$

素因数の和:8187

約数の個数: 120

約数和(自身を含む): 62513478720

約数和(自身を除く): 40622253804

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 297, 324, 396, 594, 839, 891, 1188, 1678, 1782, 2517, 3356, 3564, 5034, 7321, 7551, 9229, 10068, 14642, 15102, 18458, 21963, 22653, 27687, 29284, 30204, 36916, 43926, 45306, 55374, 65889, 67959, 80531, 83061, 87852, 90612, 110748, 131778, 135918, 161062, 166122, 197667, 241593, 249183, 263556, 271836, 322124, 332244, 395334, 483186, 498366, 593001, 724779, 747549, 790668, 966372, 996732, 1186002, 1449558, 1495098, 2174337, 2372004, 2899116, 2990196, 4348674, 6142319, 6523011, 8697348, 12284638, 13046022, 18426957, 24569276, 26092044, 36853914, 55280871, 67565509, 73707828, 110561742, 135131018, 165842613, 202696527, 221123484, 270262036, 331685226, 405393054, 497527839, 608089581, 663370452, 810786108, 995055678, 1216179162, 1824268743, 1990111356, 2432358324, 3648537486, 5472806229, 7297074972, 10945612458, 21891224916]

約数ペア:

[(1, 21891224916), (2, 10945612458), (3, 7297074972), (4, 5472806229), (6, 3648537486), (9, 2432358324), (11, 1990111356), (12, 1824268743), (18, 1216179162), (22, 995055678), (27, 810786108), (33, 663370452), (36, 608089581), (44, 497527839), (54, 405393054), (66, 331685226), (81, 270262036), (99, 221123484), (108, 202696527), (132, 165842613), (162, 135131018), (198, 110561742), (297, 73707828), (324, 67565509), (396, 55280871), (594, 36853914), (839, 26092044), (891, 24569276), (1188, 18426957), (1678, 13046022), (1782, 12284638), (2517, 8697348), (3356, 6523011), (3564, 6142319), (5034, 4348674), (7321, 2990196), (7551, 2899116), (9229, 2372004), (10068, 2174337), (14642, 1495098), (15102, 1449558), (18458, 1186002), (21963, 996732), (22653, 966372), (27687, 790668), (29284, 747549), (30204, 724779), (36916, 593001), (43926, 498366), (45306, 483186), (55374, 395334), (65889, 332244), (67959, 322124), (80531, 271836), (83061, 263556), (87852, 249183), (90612, 241593), (110748, 197667), (131778, 166122), (135918, 161062)]