21296638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 14628482

約数列:

[1, 2, 11, 22, 83, 107, 109, 166, 214, 218, 913, 1177, 1199, 1826, 2354, 2398, 8881, 9047, 11663, 17762, 18094, 23326, 97691, 99517, 128293, 195382, 199034, 256586, 968029, 1936058, 10648319, 21296638]

約数ペア:

[(1, 21296638), (2, 10648319), (11, 1936058), (22, 968029), (83, 256586), (107, 199034), (109, 195382), (166, 128293), (214, 99517), (218, 97691), (913, 23326), (1177, 18094), (1199, 17762), (1826, 11663), (2354, 9047), (2398, 8881)]