21180210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3083}}^1$

素因数の和:3322

約数の個数: 32

約数和(自身を含む): 51071040

約数和(自身を除く): 29890830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 229, 458, 687, 1145, 1374, 2290, 3083, 3435, 6166, 6870, 9249, 15415, 18498, 30830, 46245, 92490, 706007, 1412014, 2118021, 3530035, 4236042, 7060070, 10590105, 21180210]

約数ペア:

[(1, 21180210), (2, 10590105), (3, 7060070), (5, 4236042), (6, 3530035), (10, 2118021), (15, 1412014), (30, 706007), (229, 92490), (458, 46245), (687, 30830), (1145, 18498), (1374, 15415), (2290, 9249), (3083, 6870), (3435, 6166)]