21464272

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{1201}}^1$

素因数の和:2326

約数の個数: 20

約数和(自身を含む): 41658916

約数和(自身を除く): 20194644

約数列:

[1, 2, 4, 8, 16, 1117, 1201, 2234, 2402, 4468, 4804, 8936, 9608, 17872, 19216, 1341517, 2683034, 5366068, 10732136, 21464272]

約数ペア:

[(1, 21464272), (2, 10732136), (4, 5366068), (8, 2683034), (16, 1341517), (1117, 19216), (1201, 17872), (2234, 9608), (2402, 8936), (4468, 4804)]