21181242

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1422

約数の個数: 32

約数和(自身を含む): 44137152

約数和(自身を除く): 22955910

約数列:

[1, 2, 3, 6, 37, 73, 74, 111, 146, 219, 222, 438, 1307, 2614, 2701, 3921, 5402, 7842, 8103, 16206, 48359, 95411, 96718, 145077, 190822, 286233, 290154, 572466, 3530207, 7060414, 10590621, 21181242]

約数ペア:

[(1, 21181242), (2, 10590621), (3, 7060414), (6, 3530207), (37, 572466), (73, 290154), (74, 286233), (111, 190822), (146, 145077), (219, 96718), (222, 95411), (438, 48359), (1307, 16206), (2614, 8103), (2701, 7842), (3921, 5402)]