21742038

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{52517}}^1$

素因数の和:52548

約数の個数: 24

約数和(自身を含む): 49156848

約数和(自身を除く): 27414810

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 52517, 105034, 157551, 315102, 472653, 945306, 1207891, 2415782, 3623673, 7247346, 10871019, 21742038]

約数ペア:

[(1, 21742038), (2, 10871019), (3, 7247346), (6, 3623673), (9, 2415782), (18, 1207891), (23, 945306), (46, 472653), (69, 315102), (138, 157551), (207, 105034), (414, 52517)]