21048726

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 44310528

約数和(自身を除く): 23261802

約数列:

[1, 2, 3, 6, 23, 46, 69, 127, 138, 254, 381, 762, 1201, 2402, 2921, 3603, 5842, 7206, 8763, 17526, 27623, 55246, 82869, 152527, 165738, 305054, 457581, 915162, 3508121, 7016242, 10524363, 21048726]

約数ペア:

[(1, 21048726), (2, 10524363), (3, 7016242), (6, 3508121), (23, 915162), (46, 457581), (69, 305054), (127, 165738), (138, 152527), (254, 82869), (381, 55246), (762, 27623), (1201, 17526), (2402, 8763), (2921, 7206), (3603, 5842)]