21589428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257017}}^1$

素因数の和:257031

約数の個数: 24

約数和(自身を含む): 57572032

約数和(自身を除く): 35982604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257017, 514034, 771051, 1028068, 1542102, 1799119, 3084204, 3598238, 5397357, 7196476, 10794714, 21589428]

約数ペア:

[(1, 21589428), (2, 10794714), (3, 7196476), (4, 5397357), (6, 3598238), (7, 3084204), (12, 1799119), (14, 1542102), (21, 1028068), (28, 771051), (42, 514034), (84, 257017)]