21152433

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{7477}}^1$

素因数の和:7544

約数の個数: 16

約数和(自身を含む): 30151296

約数和(自身を除く): 8998863

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 7477, 22431, 171971, 306557, 515913, 919671, 7050811, 21152433]

約数ペア:

[(1, 21152433), (3, 7050811), (23, 919671), (41, 515913), (69, 306557), (123, 171971), (943, 22431), (2829, 7477)]