21692025

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 39115180

約数和(自身を除く): 17423155

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 421, 687, 1145, 1263, 2061, 2105, 3435, 3789, 5725, 6315, 10305, 10525, 17175, 18945, 31575, 51525, 94725, 96409, 289227, 482045, 867681, 1446135, 2410225, 4338405, 7230675, 21692025]

約数ペア:

[(1, 21692025), (3, 7230675), (5, 4338405), (9, 2410225), (15, 1446135), (25, 867681), (45, 482045), (75, 289227), (225, 96409), (229, 94725), (421, 51525), (687, 31575), (1145, 18945), (1263, 17175), (2061, 10525), (2105, 10305), (3435, 6315), (3789, 5725)]