21547762

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{739}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 33033600

約数和(自身を除く): 11485838

約数列:

[1, 2, 61, 122, 239, 478, 739, 1478, 14579, 29158, 45079, 90158, 176621, 353242, 10773881, 21547762]

約数ペア:

[(1, 21547762), (2, 10773881), (61, 353242), (122, 176621), (239, 90158), (478, 45079), (739, 29158), (1478, 14579)]