21320672

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{9127}}^1$

素因数の和:9210

約数の個数: 24

約数和(自身を含む): 42554736

約数和(自身を除く): 21234064

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 9127, 18254, 36508, 73016, 146032, 292064, 666271, 1332542, 2665084, 5330168, 10660336, 21320672]

約数ペア:

[(1, 21320672), (2, 10660336), (4, 5330168), (8, 2665084), (16, 1332542), (32, 666271), (73, 292064), (146, 146032), (292, 73016), (584, 36508), (1168, 18254), (2336, 9127)]