21888416

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{5653}}^1$

素因数の和:5685

約数の個数: 36

約数和(自身を含む): 47374866

約数和(自身を除く): 25486450

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 5653, 11306, 22612, 45224, 62183, 90448, 124366, 180896, 248732, 497464, 684013, 994928, 1368026, 1989856, 2736052, 5472104, 10944208, 21888416]

約数ペア:

[(1, 21888416), (2, 10944208), (4, 5472104), (8, 2736052), (11, 1989856), (16, 1368026), (22, 994928), (32, 684013), (44, 497464), (88, 248732), (121, 180896), (176, 124366), (242, 90448), (352, 62183), (484, 45224), (968, 22612), (1936, 11306), (3872, 5653)]