21013533

素因数分解:

$3^3\times {\mathrm{659}}^1\times {\mathrm{1181}}^1$

素因数の和:1849

約数の個数: 16

約数和(自身を含む): 31204800

約数和(自身を除く): 10191267

約数列:

[1, 3, 9, 27, 659, 1181, 1977, 3543, 5931, 10629, 17793, 31887, 778279, 2334837, 7004511, 21013533]

約数ペア:

[(1, 21013533), (3, 7004511), (9, 2334837), (27, 778279), (659, 31887), (1181, 17793), (1977, 10629), (3543, 5931)]