21168706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1019}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 15845054

約数列:

[1, 2, 13, 17, 26, 34, 47, 94, 221, 442, 611, 799, 1019, 1222, 1598, 2038, 10387, 13247, 17323, 20774, 26494, 34646, 47893, 95786, 225199, 450398, 622609, 814181, 1245218, 1628362, 10584353, 21168706]

約数ペア:

[(1, 21168706), (2, 10584353), (13, 1628362), (17, 1245218), (26, 814181), (34, 622609), (47, 450398), (94, 225199), (221, 95786), (442, 47893), (611, 34646), (799, 26494), (1019, 20774), (1222, 17323), (1598, 13247), (2038, 10387)]