21824912

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{3931}}^1$

素因数の和:4286

約数の個数: 20

約数和(自身を含む): 42418416

約数和(自身を除く): 20593504

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 3931, 5552, 7862, 15724, 31448, 62896, 1364057, 2728114, 5456228, 10912456, 21824912]

約数ペア:

[(1, 21824912), (2, 10912456), (4, 5456228), (8, 2728114), (16, 1364057), (347, 62896), (694, 31448), (1388, 15724), (2776, 7862), (3931, 5552)]