21935738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 37340352

約数和(自身を除く): 15404614

約数列:

[1, 2, 11, 22, 41, 82, 83, 166, 293, 451, 586, 902, 913, 1826, 3223, 3403, 6446, 6806, 12013, 24026, 24319, 37433, 48638, 74866, 132143, 264286, 267509, 535018, 997079, 1994158, 10967869, 21935738]

約数ペア:

[(1, 21935738), (2, 10967869), (11, 1994158), (22, 997079), (41, 535018), (82, 267509), (83, 264286), (166, 132143), (293, 74866), (451, 48638), (586, 37433), (902, 24319), (913, 24026), (1826, 12013), (3223, 6806), (3403, 6446)]