21810294

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1867}}^1$

素因数の和:1945

約数の個数: 48

約数和(自身を含む): 52453440

約数和(自身を除く): 30643146

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 177, 198, 354, 531, 649, 1062, 1298, 1867, 1947, 3734, 3894, 5601, 5841, 11202, 11682, 16803, 20537, 33606, 41074, 61611, 110153, 123222, 184833, 220306, 330459, 369666, 660918, 991377, 1211683, 1982754, 2423366, 3635049, 7270098, 10905147, 21810294]

約数ペア:

[(1, 21810294), (2, 10905147), (3, 7270098), (6, 3635049), (9, 2423366), (11, 1982754), (18, 1211683), (22, 991377), (33, 660918), (59, 369666), (66, 330459), (99, 220306), (118, 184833), (177, 123222), (198, 110153), (354, 61611), (531, 41074), (649, 33606), (1062, 20537), (1298, 16803), (1867, 11682), (1947, 11202), (3734, 5841), (3894, 5601)]