21914676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 69888000

約数和(自身を除く): 47973324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 23, 28, 36, 38, 42, 46, 57, 63, 69, 76, 84, 92, 114, 126, 133, 138, 161, 171, 199, 207, 228, 252, 266, 276, 322, 342, 398, 399, 414, 437, 483, 532, 597, 644, 684, 796, 798, 828, 874, 966, 1194, 1197, 1311, 1393, 1449, 1596, 1748, 1791, 1932, 2388, 2394, 2622, 2786, 2898, 3059, 3582, 3781, 3933, 4179, 4577, 4788, 5244, 5572, 5796, 6118, 7164, 7562, 7866, 8358, 9154, 9177, 11343, 12236, 12537, 13731, 15124, 15732, 16716, 18308, 18354, 22686, 25074, 26467, 27462, 27531, 32039, 34029, 36708, 41193, 45372, 50148, 52934, 54924, 55062, 64078, 68058, 79401, 82386, 86963, 96117, 105868, 110124, 128156, 136116, 158802, 164772, 173926, 192234, 238203, 260889, 288351, 317604, 347852, 384468, 476406, 521778, 576702, 608741, 782667, 952812, 1043556, 1153404, 1217482, 1565334, 1826223, 2434964, 3130668, 3652446, 5478669, 7304892, 10957338, 21914676]

約数ペア:

[(1, 21914676), (2, 10957338), (3, 7304892), (4, 5478669), (6, 3652446), (7, 3130668), (9, 2434964), (12, 1826223), (14, 1565334), (18, 1217482), (19, 1153404), (21, 1043556), (23, 952812), (28, 782667), (36, 608741), (38, 576702), (42, 521778), (46, 476406), (57, 384468), (63, 347852), (69, 317604), (76, 288351), (84, 260889), (92, 238203), (114, 192234), (126, 173926), (133, 164772), (138, 158802), (161, 136116), (171, 128156), (199, 110124), (207, 105868), (228, 96117), (252, 86963), (266, 82386), (276, 79401), (322, 68058), (342, 64078), (398, 55062), (399, 54924), (414, 52934), (437, 50148), (483, 45372), (532, 41193), (597, 36708), (644, 34029), (684, 32039), (796, 27531), (798, 27462), (828, 26467), (874, 25074), (966, 22686), (1194, 18354), (1197, 18308), (1311, 16716), (1393, 15732), (1449, 15124), (1596, 13731), (1748, 12537), (1791, 12236), (1932, 11343), (2388, 9177), (2394, 9154), (2622, 8358), (2786, 7866), (2898, 7562), (3059, 7164), (3582, 6118), (3781, 5796), (3933, 5572), (4179, 5244), (4577, 4788)]