21931894831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{860513}}^1$

素因数の和:860862

約数の個数: 16

約数和(自身を含む): 27426302208

約数和(自身を除く): 5494407377

約数列:

[1, 7, 11, 77, 331, 2317, 3641, 25487, 860513, 6023591, 9465643, 66259501, 284829803, 1993808621, 3133127833, 21931894831]

約数ペア:

[(1, 21931894831), (7, 3133127833), (11, 1993808621), (77, 284829803), (331, 66259501), (2317, 9465643), (3641, 6023591), (25487, 860513)]