21617484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257351}}^1$

素因数の和:257365

約数の個数: 24

約数和(自身を含む): 57646848

約数和(自身を除く): 36029364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257351, 514702, 772053, 1029404, 1544106, 1801457, 3088212, 3602914, 5404371, 7205828, 10808742, 21617484]

約数ペア:

[(1, 21617484), (2, 10808742), (3, 7205828), (4, 5404371), (6, 3602914), (7, 3088212), (12, 1801457), (14, 1544106), (21, 1029404), (28, 772053), (42, 514702), (84, 257351)]