21032163

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{26861}}^1$

素因数の和:26899

約数の個数: 16

約数和(自身を含む): 32234400

約数和(自身を除く): 11202237

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 26861, 80583, 241749, 725247, 778969, 2336907, 7010721, 21032163]

約数ペア:

[(1, 21032163), (3, 7010721), (9, 2336907), (27, 778969), (29, 725247), (87, 241749), (261, 80583), (783, 26861)]