22121991

素因数分解:

$3^5\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 33720960

約数和(自身を除く): 11598969

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 531, 1543, 1593, 4629, 4779, 13887, 14337, 41661, 91037, 124983, 273111, 374949, 819333, 2457999, 7373997, 22121991]

約数ペア:

[(1, 22121991), (3, 7373997), (9, 2457999), (27, 819333), (59, 374949), (81, 273111), (177, 124983), (243, 91037), (531, 41661), (1543, 14337), (1593, 13887), (4629, 4779)]