4221987

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 7180800

約数和(自身を除く): 2958813

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 373, 539, 1029, 1119, 1617, 2611, 3773, 4103, 7833, 11319, 12309, 18277, 28721, 54831, 86163, 127939, 201047, 383817, 603141, 1407329, 4221987]

約数ペア:

[(1, 4221987), (3, 1407329), (7, 603141), (11, 383817), (21, 201047), (33, 127939), (49, 86163), (77, 54831), (147, 28721), (231, 18277), (343, 12309), (373, 11319), (539, 7833), (1029, 4103), (1119, 3773), (1617, 2611)]