21626693

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 26174400

約数和(自身を除く): 4547707

約数列:

[1, 11, 19, 23, 121, 209, 253, 409, 437, 2299, 2783, 4499, 4807, 7771, 9407, 49489, 52877, 85481, 103477, 178733, 940291, 1138247, 1966063, 21626693]

約数ペア:

[(1, 21626693), (11, 1966063), (19, 1138247), (23, 940291), (121, 178733), (209, 103477), (253, 85481), (409, 52877), (437, 49489), (2299, 9407), (2783, 7771), (4499, 4807)]