21462189

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4583}}^1$

素因数の和:4816

約数の個数: 16

約数和(自身を含む): 32858112

約数和(自身を除く): 11395923

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4583, 4683, 13749, 32081, 96243, 1022009, 3066027, 7154063, 21462189]

約数ペア:

[(1, 21462189), (3, 7154063), (7, 3066027), (21, 1022009), (223, 96243), (669, 32081), (1561, 13749), (4583, 4683)]