21990147234

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{14797}}^1$

素因数の和:14936

約数の個数: 96

約数和(自身を含む): 51014033280

約数和(自身を除く): 29023886046

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 89, 121, 138, 178, 242, 253, 267, 363, 506, 534, 726, 759, 979, 1518, 1958, 2047, 2783, 2937, 4094, 5566, 5874, 6141, 8349, 10769, 12282, 14797, 16698, 21538, 22517, 29594, 32307, 44391, 45034, 64614, 67551, 88782, 135102, 162767, 247687, 325534, 340331, 488301, 495374, 680662, 743061, 976602, 1020993, 1316933, 1486122, 1790437, 2041986, 2633866, 3580874, 3743641, 3950799, 5371311, 7487282, 7901598, 10742622, 11230923, 14486263, 22461846, 28972526, 30289459, 41180051, 43458789, 60578918, 82360102, 86917578, 90868377, 123540153, 159348893, 181736754, 247080306, 318697786, 333184049, 478046679, 666368098, 956093358, 999552147, 1999104294, 3665024539, 7330049078, 10995073617, 21990147234]

約数ペア:

[(1, 21990147234), (2, 10995073617), (3, 7330049078), (6, 3665024539), (11, 1999104294), (22, 999552147), (23, 956093358), (33, 666368098), (46, 478046679), (66, 333184049), (69, 318697786), (89, 247080306), (121, 181736754), (138, 159348893), (178, 123540153), (242, 90868377), (253, 86917578), (267, 82360102), (363, 60578918), (506, 43458789), (534, 41180051), (726, 30289459), (759, 28972526), (979, 22461846), (1518, 14486263), (1958, 11230923), (2047, 10742622), (2783, 7901598), (2937, 7487282), (4094, 5371311), (5566, 3950799), (5874, 3743641), (6141, 3580874), (8349, 2633866), (10769, 2041986), (12282, 1790437), (14797, 1486122), (16698, 1316933), (21538, 1020993), (22517, 976602), (29594, 743061), (32307, 680662), (44391, 495374), (45034, 488301), (64614, 340331), (67551, 325534), (88782, 247687), (135102, 162767)]