21148848

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20981}}^1$

素因数の和:21002

約数の個数: 60

約数和(自身を含む): 67645968

約数和(自身を除く): 46497120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20981, 41962, 62943, 83924, 125886, 146867, 167848, 188829, 251772, 293734, 335696, 377658, 440601, 503544, 587468, 755316, 881202, 1007088, 1174936, 1321803, 1510632, 1762404, 2349872, 2643606, 3021264, 3524808, 5287212, 7049616, 10574424, 21148848]

約数ペア:

[(1, 21148848), (2, 10574424), (3, 7049616), (4, 5287212), (6, 3524808), (7, 3021264), (8, 2643606), (9, 2349872), (12, 1762404), (14, 1510632), (16, 1321803), (18, 1174936), (21, 1007088), (24, 881202), (28, 755316), (36, 587468), (42, 503544), (48, 440601), (56, 377658), (63, 335696), (72, 293734), (84, 251772), (112, 188829), (126, 167848), (144, 146867), (168, 125886), (252, 83924), (336, 62943), (504, 41962), (1008, 20981)]