21984738

素因数分解:

$2^1\times 3^1\times {\mathrm{821}}^1\times {\mathrm{4463}}^1$

素因数の和:5289

約数の個数: 16

約数和(自身を含む): 44032896

約数和(自身を除く): 22048158

約数列:

[1, 2, 3, 6, 821, 1642, 2463, 4463, 4926, 8926, 13389, 26778, 3664123, 7328246, 10992369, 21984738]

約数ペア:

[(1, 21984738), (2, 10992369), (3, 7328246), (6, 3664123), (821, 26778), (1642, 13389), (2463, 8926), (4463, 4926)]