21863916

素因数分解:

$2^2\times 3^2\times {\mathrm{607331}}^1$

素因数の和:607341

約数の個数: 18

約数和(自身を含む): 55267212

約数和(自身を除く): 33403296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 607331, 1214662, 1821993, 2429324, 3643986, 5465979, 7287972, 10931958, 21863916]

約数ペア:

[(1, 21863916), (2, 10931958), (3, 7287972), (4, 5465979), (6, 3643986), (9, 2429324), (12, 1821993), (18, 1214662), (36, 607331)]