21984711

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1979}}^1$

素因数の和:2035

約数の個数: 24

約数和(自身を含む): 35038080

約数和(自身を除く): 13053369

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 529, 1587, 1979, 3703, 5937, 11109, 13853, 41559, 45517, 136551, 318619, 955857, 1046891, 3140673, 7328237, 21984711]

約数ペア:

[(1, 21984711), (3, 7328237), (7, 3140673), (21, 1046891), (23, 955857), (69, 318619), (161, 136551), (483, 45517), (529, 41559), (1587, 13853), (1979, 11109), (3703, 5937)]