21168770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{302411}}^1$

素因数の和:302425

約数の個数: 16

約数和(自身を含む): 43547328

約数和(自身を除く): 22378558

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 302411, 604822, 1512055, 2116877, 3024110, 4233754, 10584385, 21168770]

約数ペア:

[(1, 21168770), (2, 10584385), (5, 4233754), (7, 3024110), (10, 2116877), (14, 1512055), (35, 604822), (70, 302411)]