21851442

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 50221080

約数和(自身を除く): 28369638

約数列:

[1, 2, 3, 6, 9, 18, 29, 41, 58, 82, 87, 123, 174, 246, 261, 369, 522, 738, 1021, 1189, 2042, 2378, 3063, 3567, 6126, 7134, 9189, 10701, 18378, 21402, 29609, 41861, 59218, 83722, 88827, 125583, 177654, 251166, 266481, 376749, 532962, 753498, 1213969, 2427938, 3641907, 7283814, 10925721, 21851442]

約数ペア:

[(1, 21851442), (2, 10925721), (3, 7283814), (6, 3641907), (9, 2427938), (18, 1213969), (29, 753498), (41, 532962), (58, 376749), (82, 266481), (87, 251166), (123, 177654), (174, 125583), (246, 88827), (261, 83722), (369, 59218), (522, 41861), (738, 29609), (1021, 21402), (1189, 18378), (2042, 10701), (2378, 9189), (3063, 7134), (3567, 6126)]