21681738273

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3011}}^1\times {\mathrm{10861}}^1$

素因数の和:13905

約数の個数: 32

約数和(自身を含む): 32978074752

約数和(自身を除く): 11296336479

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 3011, 9033, 10861, 32583, 39143, 51187, 117429, 141193, 153561, 184637, 423579, 553911, 665431, 1996293, 2400281, 7200843, 32702471, 98107413, 425132123, 555942007, 1275396369, 1667826021, 7227246091, 21681738273]

約数ペア:

[(1, 21681738273), (3, 7227246091), (13, 1667826021), (17, 1275396369), (39, 555942007), (51, 425132123), (221, 98107413), (663, 32702471), (3011, 7200843), (9033, 2400281), (10861, 1996293), (32583, 665431), (39143, 553911), (51187, 423579), (117429, 184637), (141193, 153561)]