21002676

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{367}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 51932160

約数和(自身を除く): 30929484

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 251, 367, 502, 734, 753, 1004, 1101, 1468, 1506, 2202, 3012, 4404, 4769, 6973, 9538, 13946, 14307, 19076, 20919, 27892, 28614, 41838, 57228, 83676, 92117, 184234, 276351, 368468, 552702, 1105404, 1750223, 3500446, 5250669, 7000892, 10501338, 21002676]

約数ペア:

[(1, 21002676), (2, 10501338), (3, 7000892), (4, 5250669), (6, 3500446), (12, 1750223), (19, 1105404), (38, 552702), (57, 368468), (76, 276351), (114, 184234), (228, 92117), (251, 83676), (367, 57228), (502, 41838), (734, 28614), (753, 27892), (1004, 20919), (1101, 19076), (1468, 14307), (1506, 13946), (2202, 9538), (3012, 6973), (4404, 4769)]