21801272

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{93971}}^1$

素因数の和:94006

約数の個数: 16

約数和(自身を含む): 42287400

約数和(自身を除く): 20486128

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 93971, 187942, 375884, 751768, 2725159, 5450318, 10900636, 21801272]

約数ペア:

[(1, 21801272), (2, 10900636), (4, 5450318), (8, 2725159), (29, 751768), (58, 375884), (116, 187942), (232, 93971)]