16940763

素因数分解:

$3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{607}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 28075008

約数和(自身を除く): 11134245

約数列:

[1, 3, 7, 9, 21, 63, 443, 607, 1329, 1821, 3101, 3987, 4249, 5463, 9303, 12747, 27909, 38241, 268901, 806703, 1882307, 2420109, 5646921, 16940763]

約数ペア:

[(1, 16940763), (3, 5646921), (7, 2420109), (9, 1882307), (21, 806703), (63, 268901), (443, 38241), (607, 27909), (1329, 12747), (1821, 9303), (3101, 5463), (3987, 4249)]