12821949

素因数分解:

$3^3\times 7^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 21888000

約数和(自身を除く): 9066051

約数列:

[1, 3, 7, 9, 21, 27, 63, 179, 189, 379, 537, 1137, 1253, 1611, 2653, 3411, 3759, 4833, 7959, 10233, 11277, 23877, 33831, 67841, 71631, 203523, 474887, 610569, 1424661, 1831707, 4273983, 12821949]

約数ペア:

[(1, 12821949), (3, 4273983), (7, 1831707), (9, 1424661), (21, 610569), (27, 474887), (63, 203523), (179, 71631), (189, 67841), (379, 33831), (537, 23877), (1137, 11277), (1253, 10233), (1611, 7959), (2653, 4833), (3411, 3759)]