21958218

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{23017}}^1$

素因数の和:23078

約数の個数: 24

約数和(自身を含む): 48475908

約数和(自身を除く): 26517690

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 23017, 46034, 69051, 138102, 207153, 414306, 1219901, 2439802, 3659703, 7319406, 10979109, 21958218]

約数ペア:

[(1, 21958218), (2, 10979109), (3, 7319406), (6, 3659703), (9, 2439802), (18, 1219901), (53, 414306), (106, 207153), (159, 138102), (318, 69051), (477, 46034), (954, 23017)]