21084564118

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1\times {\mathrm{126517}}^1$

素因数の和:127431

約数の個数: 16

約数和(自身を含む): 31973628960

約数和(自身を除く): 10889064842

約数列:

[1, 2, 103, 206, 809, 1618, 83327, 126517, 166654, 253034, 13031251, 26062502, 102352253, 204704506, 10542282059, 21084564118]

約数ペア:

[(1, 21084564118), (2, 10542282059), (103, 204704506), (206, 102352253), (809, 26062502), (1618, 13031251), (83327, 253034), (126517, 166654)]