21576142

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6911}}^1$

素因数の和:7143

約数の個数: 16

約数和(自身を含む): 37158912

約数和(自身を除く): 15582770

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6911, 13822, 48377, 96754, 1541153, 3082306, 10788071, 21576142]

約数ペア:

[(1, 21576142), (2, 10788071), (7, 3082306), (14, 1541153), (223, 96754), (446, 48377), (1561, 13822), (3122, 6911)]