21013664

素因数分解:

$2^5\times 7^1\times {\mathrm{93811}}^1$

素因数の和:93828

約数の個数: 24

約数和(自身を含む): 47281248

約数和(自身を除く): 26267584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 93811, 187622, 375244, 656677, 750488, 1313354, 1500976, 2626708, 3001952, 5253416, 10506832, 21013664]

約数ペア:

[(1, 21013664), (2, 10506832), (4, 5253416), (7, 3001952), (8, 2626708), (14, 1500976), (16, 1313354), (28, 750488), (32, 656677), (56, 375244), (112, 187622), (224, 93811)]