30021273

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{19507}}^1$

素因数の和:19538

約数の個数: 20

約数和(自身を含む): 47209360

約数和(自身を除く): 17188087

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 19507, 58521, 175563, 370633, 526689, 1111899, 1580067, 3335697, 10007091, 30021273]

約数ペア:

[(1, 30021273), (3, 10007091), (9, 3335697), (19, 1580067), (27, 1111899), (57, 526689), (81, 370633), (171, 175563), (513, 58521), (1539, 19507)]