21082278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29527}}^1$

素因数の和:29556

約数の個数: 32

約数和(自身を含む): 51024384

約数和(自身を除く): 29942106

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 29527, 59054, 88581, 177162, 206689, 413378, 501959, 620067, 1003918, 1240134, 1505877, 3011754, 3513713, 7027426, 10541139, 21082278]

約数ペア:

[(1, 21082278), (2, 10541139), (3, 7027426), (6, 3513713), (7, 3011754), (14, 1505877), (17, 1240134), (21, 1003918), (34, 620067), (42, 501959), (51, 413378), (102, 206689), (119, 177162), (238, 88581), (357, 59054), (714, 29527)]