20212635

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18979}}^1$

素因数の和:19058

約数の個数: 16

約数和(自身を含む): 32797440

約数和(自身を除く): 12584805

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18979, 56937, 94895, 284685, 1347509, 4042527, 6737545, 20212635]

約数ペア:

[(1, 20212635), (3, 6737545), (5, 4042527), (15, 1347509), (71, 284685), (213, 94895), (355, 56937), (1065, 18979)]