21649353

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{16001}}^1$

素因数の和:16056

約数の個数: 16

約数和(自身を含む): 32260032

約数和(自身を除く): 10610679

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 16001, 48003, 176011, 528033, 656041, 1968123, 7216451, 21649353]

約数ペア:

[(1, 21649353), (3, 7216451), (11, 1968123), (33, 656041), (41, 528033), (123, 176011), (451, 48003), (1353, 16001)]