21694475810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{309921083}}^1$

素因数の和:309921097

約数の個数: 16

約数和(自身を含む): 44628636096

約数和(自身を除く): 22934160286

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 309921083, 619842166, 1549605415, 2169447581, 3099210830, 4338895162, 10847237905, 21694475810]

約数ペア:

[(1, 21694475810), (2, 10847237905), (5, 4338895162), (7, 3099210830), (10, 2169447581), (14, 1549605415), (35, 619842166), (70, 309921083)]