21623529

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 29462400

約数和(自身を除く): 7838871

約数列:

[1, 3, 89, 109, 267, 327, 743, 2229, 9701, 29103, 66127, 80987, 198381, 242961, 7207843, 21623529]

約数ペア:

[(1, 21623529), (3, 7207843), (89, 242961), (109, 198381), (267, 80987), (327, 66127), (743, 29103), (2229, 9701)]