21014795354

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{605509}}^1$

素因数の和:605622

約数の個数: 32

約数和(自身を含む): 37551308160

約数和(自身を除く): 16536512806

約数列:

[1, 2, 7, 14, 37, 67, 74, 134, 259, 469, 518, 938, 2479, 4958, 17353, 34706, 605509, 1211018, 4238563, 8477126, 22403833, 40569103, 44807666, 81138206, 156826831, 283983721, 313653662, 567967442, 1501056811, 3002113622, 10507397677, 21014795354]

約数ペア:

[(1, 21014795354), (2, 10507397677), (7, 3002113622), (14, 1501056811), (37, 567967442), (67, 313653662), (74, 283983721), (134, 156826831), (259, 81138206), (469, 44807666), (518, 40569103), (938, 22403833), (2479, 8477126), (4958, 4238563), (17353, 1211018), (34706, 605509)]