21801282

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{27737}}^1$

素因数の和:27873

約数の個数: 16

約数和(自身を含む): 43936992

約数和(自身を除く): 22135710

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 27737, 55474, 83211, 166422, 3633547, 7267094, 10900641, 21801282]

約数ペア:

[(1, 21801282), (2, 10900641), (3, 7267094), (6, 3633547), (131, 166422), (262, 83211), (393, 55474), (786, 27737)]