21567588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256757}}^1$

素因数の和:256771

約数の個数: 24

約数和(自身を含む): 57513792

約数和(自身を除く): 35946204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256757, 513514, 770271, 1027028, 1540542, 1797299, 3081084, 3594598, 5391897, 7189196, 10783794, 21567588]

約数ペア:

[(1, 21567588), (2, 10783794), (3, 7189196), (4, 5391897), (6, 3594598), (7, 3081084), (12, 1797299), (14, 1540542), (21, 1027028), (28, 770271), (42, 513514), (84, 256757)]