21365874

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13337}}^1$

素因数の和:13434

約数の個数: 24

約数和(自身を含む): 46816380

約数和(自身を除く): 25450506

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13337, 26674, 40011, 80022, 120033, 240066, 1186993, 2373986, 3560979, 7121958, 10682937, 21365874]

約数ペア:

[(1, 21365874), (2, 10682937), (3, 7121958), (6, 3560979), (9, 2373986), (18, 1186993), (89, 240066), (178, 120033), (267, 80022), (534, 40011), (801, 26674), (1602, 13337)]