20211650

素因数分解:

$2^1\times 5^2\times {\mathrm{547}}^1\times {\mathrm{739}}^1$

素因数の和:1298

約数の個数: 24

約数和(自身を含む): 37713360

約数和(自身を除く): 17501710

約数列:

[1, 2, 5, 10, 25, 50, 547, 739, 1094, 1478, 2735, 3695, 5470, 7390, 13675, 18475, 27350, 36950, 404233, 808466, 2021165, 4042330, 10105825, 20211650]

約数ペア:

[(1, 20211650), (2, 10105825), (5, 4042330), (10, 2021165), (25, 808466), (50, 404233), (547, 36950), (739, 27350), (1094, 18475), (1478, 13675), (2735, 7390), (3695, 5470)]