21009632

素因数分解:

$2^5\times 7^2\times {\mathrm{13399}}^1$

素因数の和:13423

約数の個数: 36

約数和(自身を含む): 48119400

約数和(自身を除く): 27109768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13399, 26798, 53596, 93793, 107192, 187586, 214384, 375172, 428768, 656551, 750344, 1313102, 1500688, 2626204, 3001376, 5252408, 10504816, 21009632]

約数ペア:

[(1, 21009632), (2, 10504816), (4, 5252408), (7, 3001376), (8, 2626204), (14, 1500688), (16, 1313102), (28, 750344), (32, 656551), (49, 428768), (56, 375172), (98, 214384), (112, 187586), (196, 107192), (224, 93793), (392, 53596), (784, 26798), (1568, 13399)]