21940182

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3821}}^1$

素因数の和:3869

約数の個数: 48

約数和(自身を含む): 53660880

約数和(自身を除く): 31720698

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 3821, 5742, 7642, 11463, 22926, 34389, 42031, 68778, 84062, 110809, 126093, 221618, 252186, 332427, 378279, 664854, 756558, 997281, 1218899, 1994562, 2437798, 3656697, 7313394, 10970091, 21940182]

約数ペア:

[(1, 21940182), (2, 10970091), (3, 7313394), (6, 3656697), (9, 2437798), (11, 1994562), (18, 1218899), (22, 997281), (29, 756558), (33, 664854), (58, 378279), (66, 332427), (87, 252186), (99, 221618), (174, 126093), (198, 110809), (261, 84062), (319, 68778), (522, 42031), (638, 34389), (957, 22926), (1914, 11463), (2871, 7642), (3821, 5742)]