20211891808

素因数分解:

$2^5\times {\mathrm{1321}}^1\times {\mathrm{478139}}^1$

素因数の和:479470

約数の個数: 24

約数和(自身を含む): 39822368040

約数和(自身を除く): 19610476232

約数列:

[1, 2, 4, 8, 16, 32, 1321, 2642, 5284, 10568, 21136, 42272, 478139, 956278, 1912556, 3825112, 7650224, 15300448, 631621619, 1263243238, 2526486476, 5052972952, 10105945904, 20211891808]

約数ペア:

[(1, 20211891808), (2, 10105945904), (4, 5052972952), (8, 2526486476), (16, 1263243238), (32, 631621619), (1321, 15300448), (2642, 7650224), (5284, 3825112), (10568, 1912556), (21136, 956278), (42272, 478139)]