21077350

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{1229}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 45756000

約数和(自身を除く): 24678650

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 343, 350, 490, 686, 1225, 1229, 1715, 2450, 2458, 3430, 6145, 8575, 8603, 12290, 17150, 17206, 30725, 43015, 60221, 61450, 86030, 120442, 215075, 301105, 421547, 430150, 602210, 843094, 1505525, 2107735, 3011050, 4215470, 10538675, 21077350]

約数ペア:

[(1, 21077350), (2, 10538675), (5, 4215470), (7, 3011050), (10, 2107735), (14, 1505525), (25, 843094), (35, 602210), (49, 430150), (50, 421547), (70, 301105), (98, 215075), (175, 120442), (245, 86030), (343, 61450), (350, 60221), (490, 43015), (686, 30725), (1225, 17206), (1229, 17150), (1715, 12290), (2450, 8603), (2458, 8575), (3430, 6145)]