2821406

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 4899840

約数和(自身を除く): 2078434

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 2551, 5102, 17857, 35714, 201529, 403058, 1410703, 2821406]

約数ペア:

[(1, 2821406), (2, 1410703), (7, 403058), (14, 201529), (79, 35714), (158, 17857), (553, 5102), (1106, 2551)]