21516732

素因数分解:

$2^2\times 3^3\times {\mathrm{281}}^1\times {\mathrm{709}}^1$

素因数の和:1003

約数の個数: 48

約数和(自身を含む): 56061600

約数和(自身を除く): 34544868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 281, 562, 709, 843, 1124, 1418, 1686, 2127, 2529, 2836, 3372, 4254, 5058, 6381, 7587, 8508, 10116, 12762, 15174, 19143, 25524, 30348, 38286, 76572, 199229, 398458, 597687, 796916, 1195374, 1793061, 2390748, 3586122, 5379183, 7172244, 10758366, 21516732]

約数ペア:

[(1, 21516732), (2, 10758366), (3, 7172244), (4, 5379183), (6, 3586122), (9, 2390748), (12, 1793061), (18, 1195374), (27, 796916), (36, 597687), (54, 398458), (108, 199229), (281, 76572), (562, 38286), (709, 30348), (843, 25524), (1124, 19143), (1418, 15174), (1686, 12762), (2127, 10116), (2529, 8508), (2836, 7587), (3372, 6381), (4254, 5058)]