21310806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{322891}}^1$

素因数の和:322907

約数の個数: 16

約数和(自身を含む): 46496448

約数和(自身を除く): 25185642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 322891, 645782, 968673, 1937346, 3551801, 7103602, 10655403, 21310806]

約数ペア:

[(1, 21310806), (2, 10655403), (3, 7103602), (6, 3551801), (11, 1937346), (22, 968673), (33, 645782), (66, 322891)]