20210565

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15139}}^1$

素因数の和:15236

約数の個数: 16

約数和(自身を含む): 32702400

約数和(自身を除く): 12491835

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 15139, 45417, 75695, 227085, 1347371, 4042113, 6736855, 20210565]

約数ペア:

[(1, 20210565), (3, 6736855), (5, 4042113), (15, 1347371), (89, 227085), (267, 75695), (445, 45417), (1335, 15139)]