21462399

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3373}}^1$

素因数の和:3487

約数の個数: 24

約数和(自身を含む): 35791392

約数和(自身を除く): 14328993

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 3373, 6363, 10119, 23611, 30357, 70833, 212499, 340673, 1022019, 2384711, 3066057, 7154133, 21462399]

約数ペア:

[(1, 21462399), (3, 7154133), (7, 3066057), (9, 2384711), (21, 1022019), (63, 340673), (101, 212499), (303, 70833), (707, 30357), (909, 23611), (2121, 10119), (3373, 6363)]