21120050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{60343}}^1$

素因数の和:60362

約数の個数: 24

約数和(自身を含む): 44895936

約数和(自身を除く): 23775886

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 60343, 120686, 301715, 422401, 603430, 844802, 1508575, 2112005, 3017150, 4224010, 10560025, 21120050]

約数ペア:

[(1, 21120050), (2, 10560025), (5, 4224010), (7, 3017150), (10, 2112005), (14, 1508575), (25, 844802), (35, 603430), (50, 422401), (70, 301715), (175, 120686), (350, 60343)]