21633425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 29602272

約数和(自身を除く): 7968847

約数列:

[1, 5, 11, 25, 55, 97, 275, 485, 811, 1067, 2425, 4055, 5335, 8921, 20275, 26675, 44605, 78667, 223025, 393335, 865337, 1966675, 4326685, 21633425]

約数ペア:

[(1, 21633425), (5, 4326685), (11, 1966675), (25, 865337), (55, 393335), (97, 223025), (275, 78667), (485, 44605), (811, 26675), (1067, 20275), (2425, 8921), (4055, 5335)]