21980706

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{333041}}^1$

素因数の和:333057

約数の個数: 16

約数和(自身を含む): 47958048

約数和(自身を除く): 25977342

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 333041, 666082, 999123, 1998246, 3663451, 7326902, 10990353, 21980706]

約数ペア:

[(1, 21980706), (2, 10990353), (3, 7326902), (6, 3663451), (11, 1998246), (22, 999123), (33, 666082), (66, 333041)]