20212850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{57751}}^1$

素因数の和:57770

約数の個数: 24

約数和(自身を含む): 42967488

約数和(自身を除く): 22754638

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 57751, 115502, 288755, 404257, 577510, 808514, 1443775, 2021285, 2887550, 4042570, 10106425, 20212850]

約数ペア:

[(1, 20212850), (2, 10106425), (5, 4042570), (7, 2887550), (10, 2021285), (14, 1443775), (25, 808514), (35, 577510), (50, 404257), (70, 288755), (175, 115502), (350, 57751)]