2021801751

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{51869}}^1$

素因数の和:52007

約数の個数: 24

約数和(自身を含む): 3010119840

約数和(自身を除く): 988318089

約数列:

[1, 3, 9, 61, 71, 183, 213, 549, 639, 4331, 12993, 38979, 51869, 155607, 466821, 3164009, 3682699, 9492027, 11048097, 28476081, 33144291, 224644639, 673933917, 2021801751]

約数ペア:

[(1, 2021801751), (3, 673933917), (9, 224644639), (61, 33144291), (71, 28476081), (183, 11048097), (213, 9492027), (549, 3682699), (639, 3164009), (4331, 466821), (12993, 155607), (38979, 51869)]