21921768

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 65707200

約数和(自身を除く): 43785432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 89, 99, 132, 178, 198, 264, 267, 311, 356, 396, 534, 622, 712, 792, 801, 933, 979, 1068, 1244, 1602, 1866, 1958, 2136, 2488, 2799, 2937, 3204, 3421, 3732, 3916, 5598, 5874, 6408, 6842, 7464, 7832, 8811, 10263, 11196, 11748, 13684, 17622, 20526, 22392, 23496, 27368, 27679, 30789, 35244, 41052, 55358, 61578, 70488, 82104, 83037, 110716, 123156, 166074, 221432, 246312, 249111, 304469, 332148, 498222, 608938, 664296, 913407, 996444, 1217876, 1826814, 1992888, 2435752, 2740221, 3653628, 5480442, 7307256, 10960884, 21921768]

約数ペア:

[(1, 21921768), (2, 10960884), (3, 7307256), (4, 5480442), (6, 3653628), (8, 2740221), (9, 2435752), (11, 1992888), (12, 1826814), (18, 1217876), (22, 996444), (24, 913407), (33, 664296), (36, 608938), (44, 498222), (66, 332148), (72, 304469), (88, 249111), (89, 246312), (99, 221432), (132, 166074), (178, 123156), (198, 110716), (264, 83037), (267, 82104), (311, 70488), (356, 61578), (396, 55358), (534, 41052), (622, 35244), (712, 30789), (792, 27679), (801, 27368), (933, 23496), (979, 22392), (1068, 20526), (1244, 17622), (1602, 13684), (1866, 11748), (1958, 11196), (2136, 10263), (2488, 8811), (2799, 7832), (2937, 7464), (3204, 6842), (3421, 6408), (3732, 5874), (3916, 5598)]