21091313883

素因数分解:

$3^1\times {\mathrm{683}}^1\times {\mathrm{2753}}^1\times {\mathrm{3739}}^1$

素因数の和:7178

約数の個数: 16

約数和(自身を含む): 28180690560

約数和(自身を除く): 7089376677

約数列:

[1, 3, 683, 2049, 2753, 3739, 8259, 11217, 1880299, 2553737, 5640897, 7661211, 10293467, 30880401, 7030437961, 21091313883]

約数ペア:

[(1, 21091313883), (3, 7030437961), (683, 30880401), (2049, 10293467), (2753, 7661211), (3739, 5640897), (8259, 2553737), (11217, 1880299)]