21580242

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{211571}}^1$

素因数の和:211593

約数の個数: 16

約数和(自身を含む): 45699552

約数和(自身を除く): 24119310

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 211571, 423142, 634713, 1269426, 3596707, 7193414, 10790121, 21580242]

約数ペア:

[(1, 21580242), (2, 10790121), (3, 7193414), (6, 3596707), (17, 1269426), (34, 634713), (51, 423142), (102, 211571)]