21088158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2971}}^1$

素因数の和:3009

約数の個数: 48

約数和(自身を含む): 52212096

約数和(自身を除く): 31123938

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2971, 3549, 5942, 7098, 8913, 17826, 20797, 38623, 41594, 62391, 77246, 115869, 124782, 231738, 270361, 502099, 540722, 811083, 1004198, 1506297, 1622166, 3012594, 3514693, 7029386, 10544079, 21088158]

約数ペア:

[(1, 21088158), (2, 10544079), (3, 7029386), (6, 3514693), (7, 3012594), (13, 1622166), (14, 1506297), (21, 1004198), (26, 811083), (39, 540722), (42, 502099), (78, 270361), (91, 231738), (169, 124782), (182, 115869), (273, 77246), (338, 62391), (507, 41594), (546, 38623), (1014, 20797), (1183, 17826), (2366, 8913), (2971, 7098), (3549, 5942)]