21019626488

素因数分解:

$2^3\times 7^1\times {\mathrm{2297}}^1\times {\mathrm{163409}}^1$

素因数の和:165719

約数の個数: 32

約数和(自身を含む): 45061941600

約数和(自身を除く): 24042315112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2297, 4594, 9188, 16079, 18376, 32158, 64316, 128632, 163409, 326818, 653636, 1143863, 1307272, 2287726, 4575452, 9150904, 375350473, 750700946, 1501401892, 2627453311, 3002803784, 5254906622, 10509813244, 21019626488]

約数ペア:

[(1, 21019626488), (2, 10509813244), (4, 5254906622), (7, 3002803784), (8, 2627453311), (14, 1501401892), (28, 750700946), (56, 375350473), (2297, 9150904), (4594, 4575452), (9188, 2287726), (16079, 1307272), (18376, 1143863), (32158, 653636), (64316, 326818), (128632, 163409)]