21296142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 33861618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 159, 189, 318, 371, 378, 477, 742, 954, 1063, 1113, 1431, 2126, 2226, 2862, 3189, 3339, 6378, 6678, 7441, 9567, 10017, 14882, 19134, 20034, 22323, 28701, 44646, 56339, 57402, 66969, 112678, 133938, 169017, 200907, 338034, 394373, 401814, 507051, 788746, 1014102, 1183119, 1521153, 2366238, 3042306, 3549357, 7098714, 10648071, 21296142]

約数ペア:

[(1, 21296142), (2, 10648071), (3, 7098714), (6, 3549357), (7, 3042306), (9, 2366238), (14, 1521153), (18, 1183119), (21, 1014102), (27, 788746), (42, 507051), (53, 401814), (54, 394373), (63, 338034), (106, 200907), (126, 169017), (159, 133938), (189, 112678), (318, 66969), (371, 57402), (378, 56339), (477, 44646), (742, 28701), (954, 22323), (1063, 20034), (1113, 19134), (1431, 14882), (2126, 10017), (2226, 9567), (2862, 7441), (3189, 6678), (3339, 6378)]