21386022

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1459}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 49056000

約数和(自身を除く): 27669978

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 1459, 2094, 2443, 2918, 4377, 4886, 7329, 8754, 10213, 14658, 20426, 30639, 61278, 509191, 1018382, 1527573, 3055146, 3564337, 7128674, 10693011, 21386022]

約数ペア:

[(1, 21386022), (2, 10693011), (3, 7128674), (6, 3564337), (7, 3055146), (14, 1527573), (21, 1018382), (42, 509191), (349, 61278), (698, 30639), (1047, 20426), (1459, 14658), (2094, 10213), (2443, 8754), (2918, 7329), (4377, 4886)]