21551184706

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1171}}^1\times {\mathrm{1237}}^1$

素因数の和:2626

約数の個数: 32

約数和(自身を含む): 33325098048

約数和(自身を除く): 11773913342

約数列:

[1, 2, 43, 86, 173, 346, 1171, 1237, 2342, 2474, 7439, 14878, 50353, 53191, 100706, 106382, 202583, 214001, 405166, 428002, 1448527, 2897054, 8711069, 9202043, 17422138, 18404086, 62286661, 124573322, 250595171, 501190342, 10775592353, 21551184706]

約数ペア:

[(1, 21551184706), (2, 10775592353), (43, 501190342), (86, 250595171), (173, 124573322), (346, 62286661), (1171, 18404086), (1237, 17422138), (2342, 9202043), (2474, 8711069), (7439, 2897054), (14878, 1448527), (50353, 428002), (53191, 405166), (100706, 214001), (106382, 202583)]