21809682

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{733}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 52848000

約数和(自身を除く): 31038318

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 733, 783, 1026, 1102, 1466, 1566, 1653, 2199, 3306, 4398, 4959, 6597, 9918, 13194, 13927, 14877, 19791, 21257, 27854, 29754, 39582, 41781, 42514, 63771, 83562, 125343, 127542, 191313, 250686, 376029, 382626, 403883, 573939, 752058, 807766, 1147878, 1211649, 2423298, 3634947, 7269894, 10904841, 21809682]

約数ペア:

[(1, 21809682), (2, 10904841), (3, 7269894), (6, 3634947), (9, 2423298), (18, 1211649), (19, 1147878), (27, 807766), (29, 752058), (38, 573939), (54, 403883), (57, 382626), (58, 376029), (87, 250686), (114, 191313), (171, 127542), (174, 125343), (261, 83562), (342, 63771), (513, 42514), (522, 41781), (551, 39582), (733, 29754), (783, 27854), (1026, 21257), (1102, 19791), (1466, 14877), (1566, 13927), (1653, 13194), (2199, 9918), (3306, 6597), (4398, 4959)]