21831124

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 45577728

約数和(自身を除く): 23746604

約数列:

[1, 2, 4, 7, 14, 28, 47, 53, 94, 106, 188, 212, 313, 329, 371, 626, 658, 742, 1252, 1316, 1484, 2191, 2491, 4382, 4982, 8764, 9964, 14711, 16589, 17437, 29422, 33178, 34874, 58844, 66356, 69748, 102977, 116123, 205954, 232246, 411908, 464492, 779683, 1559366, 3118732, 5457781, 10915562, 21831124]

約数ペア:

[(1, 21831124), (2, 10915562), (4, 5457781), (7, 3118732), (14, 1559366), (28, 779683), (47, 464492), (53, 411908), (94, 232246), (106, 205954), (188, 116123), (212, 102977), (313, 69748), (329, 66356), (371, 58844), (626, 34874), (658, 33178), (742, 29422), (1252, 17437), (1316, 16589), (1484, 14711), (2191, 9964), (2491, 8764), (4382, 4982)]