21033537

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14107}}^1$

素因数の和:14188

約数の個数: 16

約数和(自身を含む): 32504832

約数和(自身を除く): 11471295

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 14107, 42321, 98749, 296247, 1001597, 3004791, 7011179, 21033537]

約数ペア:

[(1, 21033537), (3, 7011179), (7, 3004791), (21, 1001597), (71, 296247), (213, 98749), (497, 42321), (1491, 14107)]