21198936

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1361}}^1$

素因数の和:1440

約数の個数: 64

約数和(自身を含む): 58838400

約数和(自身を除く): 37639464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 59, 66, 88, 118, 132, 177, 236, 264, 354, 472, 649, 708, 1298, 1361, 1416, 1947, 2596, 2722, 3894, 4083, 5192, 5444, 7788, 8166, 10888, 14971, 15576, 16332, 29942, 32664, 44913, 59884, 80299, 89826, 119768, 160598, 179652, 240897, 321196, 359304, 481794, 642392, 883289, 963588, 1766578, 1927176, 2649867, 3533156, 5299734, 7066312, 10599468, 21198936]

約数ペア:

[(1, 21198936), (2, 10599468), (3, 7066312), (4, 5299734), (6, 3533156), (8, 2649867), (11, 1927176), (12, 1766578), (22, 963588), (24, 883289), (33, 642392), (44, 481794), (59, 359304), (66, 321196), (88, 240897), (118, 179652), (132, 160598), (177, 119768), (236, 89826), (264, 80299), (354, 59884), (472, 44913), (649, 32664), (708, 29942), (1298, 16332), (1361, 15576), (1416, 14971), (1947, 10888), (2596, 8166), (2722, 7788), (3894, 5444), (4083, 5192)]