21150494

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3833}}^1$

素因数の和:3955

約数の個数: 16

約数和(自身を含む): 33125760

約数和(自身を除く): 11975266

約数列:

[1, 2, 31, 62, 89, 178, 2759, 3833, 5518, 7666, 118823, 237646, 341137, 682274, 10575247, 21150494]

約数ペア:

[(1, 21150494), (2, 10575247), (31, 682274), (62, 341137), (89, 237646), (178, 118823), (2759, 7666), (3833, 5518)]