21000455463

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{23411879}}^1$

素因数の和:23411918

約数の個数: 16

約数和(自身を含む): 31465566720

約数和(自身を除く): 10465111257

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 23411879, 70235637, 304354427, 538473217, 913063281, 1615419651, 7000151821, 21000455463]

約数ペア:

[(1, 21000455463), (3, 7000151821), (13, 1615419651), (23, 913063281), (39, 538473217), (69, 304354427), (299, 70235637), (897, 23411879)]