21352012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{1301}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 40903632

約数和(自身を除く): 19551620

約数列:

[1, 2, 4, 11, 22, 44, 373, 746, 1301, 1492, 2602, 4103, 5204, 8206, 14311, 16412, 28622, 57244, 485273, 970546, 1941092, 5338003, 10676006, 21352012]

約数ペア:

[(1, 21352012), (2, 10676006), (4, 5338003), (11, 1941092), (22, 970546), (44, 485273), (373, 57244), (746, 28622), (1301, 16412), (1492, 14311), (2602, 8206), (4103, 5204)]