21000228126

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{85366781}}^1$

素因数の和:85366827

約数の個数: 16

約数和(自身を含む): 43024858128

約数和(自身を除く): 22024630002

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 85366781, 170733562, 256100343, 512200686, 3500038021, 7000076042, 10500114063, 21000228126]

約数ペア:

[(1, 21000228126), (2, 10500114063), (3, 7000076042), (6, 3500038021), (41, 512200686), (82, 256100343), (123, 170733562), (246, 85366781)]