21270518710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{608947}}^1$

素因数の和:609460

約数の個数: 32

約数和(自身を含む): 43844256000

約数和(自身を除く): 22573737290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 499, 998, 2495, 3493, 4990, 6986, 17465, 34930, 608947, 1217894, 3044735, 4262629, 6089470, 8525258, 21313145, 42626290, 303864553, 607729106, 1519322765, 2127051871, 3038645530, 4254103742, 10635259355, 21270518710]

約数ペア:

[(1, 21270518710), (2, 10635259355), (5, 4254103742), (7, 3038645530), (10, 2127051871), (14, 1519322765), (35, 607729106), (70, 303864553), (499, 42626290), (998, 21313145), (2495, 8525258), (3493, 6089470), (4990, 4262629), (6986, 3044735), (17465, 1217894), (34930, 608947)]