21889077

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{45319}}^1$

素因数の和:45352

約数の個数: 16

約数和(自身を含む): 34805760

約数和(自身を除く): 12916683

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 45319, 135957, 317233, 951699, 1042337, 3127011, 7296359, 21889077]

約数ペア:

[(1, 21889077), (3, 7296359), (7, 3127011), (21, 1042337), (23, 951699), (69, 317233), (161, 135957), (483, 45319)]