21531402

素因数分解:

$2^1\times 3^2\times {\mathrm{199}}^1\times {\mathrm{6011}}^1$

素因数の和:6218

約数の個数: 24

約数和(自身を含む): 46893600

約数和(自身を除く): 25362198

約数列:

[1, 2, 3, 6, 9, 18, 199, 398, 597, 1194, 1791, 3582, 6011, 12022, 18033, 36066, 54099, 108198, 1196189, 2392378, 3588567, 7177134, 10765701, 21531402]

約数ペア:

[(1, 21531402), (2, 10765701), (3, 7177134), (6, 3588567), (9, 2392378), (18, 1196189), (199, 108198), (398, 54099), (597, 36066), (1194, 18033), (1791, 12022), (3582, 6011)]