21160146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3209}}^1$

素因数の和:3378

約数の個数: 32

約数和(自身を含む): 48689280

約数和(自身を除く): 27529134

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 314, 471, 942, 1099, 2198, 3209, 3297, 6418, 6594, 9627, 19254, 22463, 44926, 67389, 134778, 503813, 1007626, 1511439, 3022878, 3526691, 7053382, 10580073, 21160146]

約数ペア:

[(1, 21160146), (2, 10580073), (3, 7053382), (6, 3526691), (7, 3022878), (14, 1511439), (21, 1007626), (42, 503813), (157, 134778), (314, 67389), (471, 44926), (942, 22463), (1099, 19254), (2198, 9627), (3209, 6594), (3297, 6418)]