21489753606

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2903}}^1\times {\mathrm{17377}}^1$

素因数の和:20356

約数の個数: 32

約数和(自身を含む): 43602375168

約数和(自身を除く): 22112621562

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 2903, 5806, 8709, 17377, 17418, 34754, 52131, 104262, 206113, 412226, 618339, 1233767, 1236678, 2467534, 3701301, 7402602, 50445431, 100890862, 151336293, 302672586, 3581625601, 7163251202, 10744876803, 21489753606]

約数ペア:

[(1, 21489753606), (2, 10744876803), (3, 7163251202), (6, 3581625601), (71, 302672586), (142, 151336293), (213, 100890862), (426, 50445431), (2903, 7402602), (5806, 3701301), (8709, 2467534), (17377, 1236678), (17418, 1233767), (34754, 618339), (52131, 412226), (104262, 206113)]