21228246

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1093}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 50175216

約数和(自身を除く): 28946970

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 234, 249, 498, 747, 1079, 1093, 1494, 2158, 2186, 3237, 3279, 6474, 6558, 9711, 9837, 14209, 19422, 19674, 28418, 42627, 85254, 90719, 127881, 181438, 255762, 272157, 544314, 816471, 1179347, 1632942, 2358694, 3538041, 7076082, 10614123, 21228246]

約数ペア:

[(1, 21228246), (2, 10614123), (3, 7076082), (6, 3538041), (9, 2358694), (13, 1632942), (18, 1179347), (26, 816471), (39, 544314), (78, 272157), (83, 255762), (117, 181438), (166, 127881), (234, 90719), (249, 85254), (498, 42627), (747, 28418), (1079, 19674), (1093, 19422), (1494, 14209), (2158, 9837), (2186, 9711), (3237, 6558), (3279, 6474)]