21779862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{953}}^1$

素因数の和:1264

約数の個数: 32

約数和(自身を含む): 47119968

約数和(自身を除く): 25340106

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 293, 586, 879, 953, 1758, 1906, 2859, 3809, 5718, 7618, 11427, 12389, 22854, 24778, 37167, 74334, 279229, 558458, 837687, 1675374, 3629977, 7259954, 10889931, 21779862]

約数ペア:

[(1, 21779862), (2, 10889931), (3, 7259954), (6, 3629977), (13, 1675374), (26, 837687), (39, 558458), (78, 279229), (293, 74334), (586, 37167), (879, 24778), (953, 22854), (1758, 12389), (1906, 11427), (2859, 7618), (3809, 5718)]