21853711265

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{5081}}^1$

素因数の和:5537

約数の個数: 32

約数和(自身を含む): 27419382144

約数和(自身を除く): 5565670879

約数列:

[1, 5, 37, 67, 185, 335, 347, 1735, 2479, 5081, 12395, 12839, 23249, 25405, 64195, 116245, 187997, 340427, 860213, 939985, 1702135, 1763107, 4301065, 8815535, 12595799, 62978995, 65234959, 118128169, 326174795, 590640845, 4370742253, 21853711265]

約数ペア:

[(1, 21853711265), (5, 4370742253), (37, 590640845), (67, 326174795), (185, 118128169), (335, 65234959), (347, 62978995), (1735, 12595799), (2479, 8815535), (5081, 4301065), (12395, 1763107), (12839, 1702135), (23249, 939985), (25405, 860213), (64195, 340427), (116245, 187997)]