21801366822

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157980919}}^1$

素因数の和:157980947

約数の個数: 16

約数和(自身を含む): 45498504960

約数和(自身を除く): 23697138138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157980919, 315961838, 473942757, 947885514, 3633561137, 7267122274, 10900683411, 21801366822]

約数ペア:

[(1, 21801366822), (2, 10900683411), (3, 7267122274), (6, 3633561137), (23, 947885514), (46, 473942757), (69, 315961838), (138, 157980919)]