21742402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 15815678

約数列:

[1, 2, 11, 22, 29, 53, 58, 106, 319, 583, 638, 643, 1166, 1286, 1537, 3074, 7073, 14146, 16907, 18647, 33814, 34079, 37294, 68158, 205117, 374869, 410234, 749738, 988291, 1976582, 10871201, 21742402]

約数ペア:

[(1, 21742402), (2, 10871201), (11, 1976582), (22, 988291), (29, 749738), (53, 410234), (58, 374869), (106, 205117), (319, 68158), (583, 37294), (638, 34079), (643, 33814), (1166, 18647), (1286, 16907), (1537, 14146), (3074, 7073)]