2021137785

素因数分解:

$3^3\times 5^1\times {\mathrm{14971391}}^1$

素因数の和:14971405

約数の個数: 16

約数和(自身を含む): 3593134080

約数和(自身を除く): 1571996295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 14971391, 44914173, 74856955, 134742519, 224570865, 404227557, 673712595, 2021137785]

約数ペア:

[(1, 2021137785), (3, 673712595), (5, 404227557), (9, 224570865), (15, 134742519), (27, 74856955), (45, 44914173), (135, 14971391)]