21600670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3425

約数の個数: 48

約数和(自身を含む): 48722688

約数和(自身を除く): 27122018

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 3391, 6370, 6782, 16955, 23737, 33910, 44083, 47474, 88166, 118685, 166159, 220415, 237370, 308581, 332318, 440830, 617162, 830795, 1542905, 1661590, 2160067, 3085810, 4320134, 10800335, 21600670]

約数ペア:

[(1, 21600670), (2, 10800335), (5, 4320134), (7, 3085810), (10, 2160067), (13, 1661590), (14, 1542905), (26, 830795), (35, 617162), (49, 440830), (65, 332318), (70, 308581), (91, 237370), (98, 220415), (130, 166159), (182, 118685), (245, 88166), (455, 47474), (490, 44083), (637, 33910), (910, 23737), (1274, 16955), (3185, 6782), (3391, 6370)]