21862188

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1217}}^1$

素因数の和:1726

約数の個数: 36

約数和(自身を含む): 55419000

約数和(自身を除く): 33556812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1217, 1497, 1996, 2434, 2994, 3651, 4491, 4868, 5988, 7302, 8982, 10953, 14604, 17964, 21906, 43812, 607283, 1214566, 1821849, 2429132, 3643698, 5465547, 7287396, 10931094, 21862188]

約数ペア:

[(1, 21862188), (2, 10931094), (3, 7287396), (4, 5465547), (6, 3643698), (9, 2429132), (12, 1821849), (18, 1214566), (36, 607283), (499, 43812), (998, 21906), (1217, 17964), (1497, 14604), (1996, 10953), (2434, 8982), (2994, 7302), (3651, 5988), (4491, 4868)]