21744844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21487}}^1$

素因数の和:21525

約数の個数: 24

約数和(自身を含む): 43319808

約数和(自身を除く): 21574964

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21487, 42974, 85948, 236357, 472714, 494201, 945428, 988402, 1976804, 5436211, 10872422, 21744844]

約数ペア:

[(1, 21744844), (2, 10872422), (4, 5436211), (11, 1976804), (22, 988402), (23, 945428), (44, 494201), (46, 472714), (92, 236357), (253, 85948), (506, 42974), (1012, 21487)]