21333452

素因数分解:

$2^2\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1031}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 42766080

約数和(自身を除く): 21432628

約数列:

[1, 2, 4, 7, 14, 28, 739, 1031, 1478, 2062, 2956, 4124, 5173, 7217, 10346, 14434, 20692, 28868, 761909, 1523818, 3047636, 5333363, 10666726, 21333452]

約数ペア:

[(1, 21333452), (2, 10666726), (4, 5333363), (7, 3047636), (14, 1523818), (28, 761909), (739, 28868), (1031, 20692), (1478, 14434), (2062, 10346), (2956, 7217), (4124, 5173)]