21144516

素因数分解:

$2^2\times 3^1\times {\mathrm{823}}^1\times {\mathrm{2141}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 49420224

約数和(自身を除く): 28275708

約数列:

[1, 2, 3, 4, 6, 12, 823, 1646, 2141, 2469, 3292, 4282, 4938, 6423, 8564, 9876, 12846, 25692, 1762043, 3524086, 5286129, 7048172, 10572258, 21144516]

約数ペア:

[(1, 21144516), (2, 10572258), (3, 7048172), (4, 5286129), (6, 3524086), (12, 1762043), (823, 25692), (1646, 12846), (2141, 9876), (2469, 8564), (3292, 6423), (4282, 4938)]