21786189919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{2027}}^1\times {\mathrm{3217}}^1$

素因数の和:5514

約数の個数: 16

約数和(自身を含む): 23572287648

約数和(自身を除く): 1786097729

約数列:

[1, 13, 257, 2027, 3217, 3341, 26351, 41821, 520939, 826769, 6520859, 6772207, 10747997, 84771167, 1675860763, 21786189919]

約数ペア:

[(1, 21786189919), (13, 1675860763), (257, 84771167), (2027, 10747997), (3217, 6772207), (3341, 6520859), (26351, 826769), (41821, 520939)]