21185688

素因数分解:

$2^3\times 3^1\times {\mathrm{181}}^1\times {\mathrm{4877}}^1$

素因数の和:5067

約数の個数: 32

約数和(自身を含む): 53267760

約数和(自身を除く): 32082072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 181, 362, 543, 724, 1086, 1448, 2172, 4344, 4877, 9754, 14631, 19508, 29262, 39016, 58524, 117048, 882737, 1765474, 2648211, 3530948, 5296422, 7061896, 10592844, 21185688]

約数ペア:

[(1, 21185688), (2, 10592844), (3, 7061896), (4, 5296422), (6, 3530948), (8, 2648211), (12, 1765474), (24, 882737), (181, 117048), (362, 58524), (543, 39016), (724, 29262), (1086, 19508), (1448, 14631), (2172, 9754), (4344, 4877)]